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Word Lengths Starting With P

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pachycaulAny of several primitive tropical trees that have a thick stem and few or no branches.pachychalazal(botany) Having or relating to a pachychalaza, an enlarged chalaza found in some dicots.pachychoroidal(pathology) That involves excessive choroid thickeningpachydermalSynonym of pachydermic.pachydermialAlternative form of pachydermal.pachydictyol(organic chemistry) A bicyclic tetraterpenoid alcohol present in brown algae of the genus Dictyota.pachymeningeal(anatomy) Relating to the thick part of the meningespachypodol(organic chemistry) A methylated flavonol present in Pachypodanthium confinepachyvesselA pachychoroid blood vesselpacificalAlternative form of pacific.paciltaxelMisspelling of paclitaxel.packetfulEnough to fill a packet.paclabutrazolMisspelling of paclobutrazol.paclitaxel(pharmacology) A taxane antineoplastic drug C₄₇H₅₁NO₁₄ originally isolated from the bark of the Pacific yew, Taxus brevifolia, but now typically derived as a semisynthetic product of the English yew; it interferes with microtubule function and inhibits cell division, and is used in the treatment of some cancers, especially those of the breast and ovary.paclobutrazolA plant growth retardant and triazole fungicide that acts by inhibiting gibberellin biosynthesis.pacrinololA particular beta-adrenergic receptor antagonist.pactionalOf the nature of, or by means of, a pact.paddleballAn early form of racquetballpaddlefulThe amount that can be held on, or displaced by, a paddle.paddlewheelA large wheel fitted with thick slats, turned by an engine and used to propel a boat.paddockfulAs much as a paddock (field of grassland) will hold.padelA racquet sport popular in Spain and Latin America, usually played in doubles on a small, closed court.padstool(now chiefly dialectal) toadstoolpaedagogical(chiefly British spelling) Alternative spelling of pedagogical.paedologicalAlternative form of pedological.paedopsychologicalRelating to paedopsychology.paeonol(organic chemistry) A phenolic ketone 1-(2-hydroxy-4-methoxyphenyl)ethanone present in peonies and similar plantspafenololA beta-adrenergic blocking drug.pagal(India) Mentally ill person; lunatic.paganicalAlternative form of paganic.pagefulAs much (text etc.) as a page will hold.paginalOf or pertaining to a page (as in a book); consisting of pages.paidologicalAlternative form of pedological.pail(in technical use) A closed (covered) cylindrical shipping container.pailfulThe amount that fills, or would fill, a pail.painal(pornography) Painful anal sex; specifically, anal sex that causes pain to the receiving partner.painfulCausing pain or distress, either physical or mental.painfullArchaic spelling of painful.paintball(uncountable) A sport where teams shoot each other with gelatin capsules filled with paint-like dye.pakolA round-topped, soft type of men's hat, usually made from wool, traditionally worn by Chitralis of Pakistan but also by Pashtuns, Tajiks and some in Uzbekistan, Pakistan, and Tajikistan.pakulAlternative form of pakol.pal(colloquial) A friend, buddy, mate, cobber; someone to hang around with.palacefulAs much as a palace can hold.palaeethnologicalAlternative form of paleoethnological.palaeoanthropologicalOf or pertaining to palaeoanthropologypalaeobiogeographicalOf or pertaining to palaeobiogeography.palaeobiologicalOf or pertaining to palaeobiology.palaeobiomechanicalRelating to palaeobiomechanicspalaeobotanicalAlternative spelling of paleobotanical.palaeochannelAlternative form of paleochannel.palaeochronologicalAlternative form of paleochronological.palaeoclimatologicalPertaining to palaeoclimatology.palaeocoastalRelating to a palaeocoastpalaeocontinentalAlternative form of paleocontinental.palaeodistributionalAlternative form of paleodistributional.palaeoecologicalAlternative spelling of paleoecological.palaeoentomologicalPertaining to palaeoentomologypalaeoenvironmentalAlternative spelling of paleoenvironmental.palaeoepidemiologicalAlternative form of paleoepidemiological.palaeoethnobotanicalAlternative form of paleoethnobotanical.palaeoethnologicalAlternative form of paleoethnological.palaeoethologicalAlternative form of paleoethological.palaeofaecalAlternative form of paleofecal.palaeofaunalRelated to palaeofaunapalaeofloralRelating to palaeoflorapalaeogeochemicalOf or pertaining to palaeogeochemistrypalaeogeographicalAlternative spelling of paleogeographical.palaeogeologicalAlternative form of paleogeological.palaeographicalOf or pertaining to palaeography.palaeoherpetologicalAlternative form of paleoherpetological.palaeohistologicalAlternative form of paleohistological.palaeohydrogeologicalOf or pertaining to palaeohydrogeology.palaeohydrologicalRelating to palaeohydrologypalaeoichnologicalAlternative form of paleoichnological.palaeoichthyologicalOf or pertaining to scientific study of prehistoric fish.palaeolatitudinalBritish standard spelling of paleolatitudinal.palaeoliberalAlternative form of paleoliberal.palaeolimnologicalAlternative spelling of paleolimnological.palaeologicalAlternative form of paleological.palaeolongitudinalBritish standard spelling of paleolongitudinal.palaeomastologicalRelating to palaeomastologypalaeomechanicalRelating to ancient mechanismspalaeomicrobiologicalAlternative form of paleomicrobiological.palaeomodelA model used in palaeomodelingpalaeoneurologicalAlternative form of paleoneurological.palaeontographicalRelating to palaeontography.palaeontologicalAlternative spelling of paleontological.palaeoparasitologicalAlternative form of paleoparasitological.palaeopathologicalAlternative form of paleopathological.palaeopedologicalAlternative form of paleopedological.palaeophycologicalAlternative form of paleophycological.palaeophysiologicalAlternative form of paleophysiological.palaeophytogeographicalRelating to palaeophytogeographypalaeopsychologicalAlternative form of paleopsychological.palaeorainfallAlternative form of paleorainfall.palaeornithologicalAlternative form of paleornithological.palaeosoilAlternative form of paleosoil.palaeosolAlternative form of paleosol.palaeotempestologicalAlternative form of paleotempestological.palaeotidalRelating to ancient tidespalaeotologicalMisspelling of palaeontological.palaeotopographicalAlternative form of paleotopographic.palaeotropical(biology, geography) Occurring in tropical Africa and Asia, i.e. the tropics of the Old World.palaeovegetationalAlternative form of paleovegetational.palaeoxylologicalRelating to palaeoxylology.palaeozoogeographicalAlternative form of paleozoogeographical.palaeozoologicalAlternative form of paleozoological.palaestralAlternative form of palestral.palaetiologicalRelating to palaetiology.palatal(anatomy) Pertaining to the palate.palatefulTasty; flavorsome.palatialOf or relating to a palace.palatobasal(zoology, of birds) Relating to the base of the palatal areapalatodental(anatomy) Relating to the palate and the teethpalatoglossal(anatomy) Of, pertaining to, or involving the palate and the tongue; (specifically) of or pertaining to the palatoglossus.palatonasal(anatomy) Relating to the palate and nose.palatopharyngeal(anatomy) Of, relating to, or involving the palate and the pharynx.palatosphenoidal(anatomy) Synonym of palatovaginal.palatovaginal(anatomy, relational) Of or pertaining to the palatine bone and the vaginal process of the sphenoid bone.paleal(botany) Relating to a palea.paleanthropologicalRelating to paleanthropology.paleethnologicalAlternative form of paleoethnological.paleoanthropologicalAlternative spelling of palaeoanthropological.paleobehaviouralRelating to paleobehaviourpaleobiogeographicalAlternative spelling of palaeobiogeographical.paleobiologicalOf or pertaining to paleobiologypaleobotanicalOf or pertaining to paleobotany.paleoceanographicalAlternative form of paleoceanographic.paleochannel(geology) A deposit of sediment filling the course of an ancient river.paleochronologicalRelating to paleochronologypaleoclassical(physics) Describing any attempt at a classical interpretation of a quantum system or effectpaleoclimaticalAlternative form of paleoclimatic.paleoclimatologicalAlternative form of palaeoclimatological.paleocontinentalRelating to a paleocontinentpaleocorticalRelating to the paleocortexpaleocytologicalRelating to paleocytologypaleodemographicalAlternative form of paleodemographic.paleodepositional(geology) Relating to paleodeposition or paleodepositspaleodistributionalRelating to a paleodistributionpaleoecologicalOf or pertaining to paleoecologypaleoentomologicalAlternative form of palaeoentomological.paleoenviromentalMisspelling of paleoenvironmental.paleoenvironmental(geology) Of or pertaining to the environment at a particular time in the geologic past.paleoepidemiologicalRelating to paleoepidemiologypaleoequatorialRelating to regions that were equatorial in the distant pastpaleoethnobotanicalRelating to paleoethnobotanypaleoethnologicalRelating to paleoethnology.paleoethologicalRelating to paleoethologypaleofaunalRelating to paleofaunapaleofecalRelating to paleofeces.paleofloralAlternative form of palaeofloral.paleofluvialRelating to ancient riverspaleogeochemicalAlternative spelling of palaeogeochemical.paleogeographicalOf or pertaining to paleogeographypaleogeologicalRelating to paleogeologypaleogeomorphologicalRelating to paleogeomorphology.paleogeothermalRelating to prehistoric geothermal conditions.paleoglacialRelated to a paleoglacier.paleoglaciologicalRelating to paleoglaciology.paleographicalAlternative form of paleographic.paleogravel(sedimentology) Ancient gravel.paleoherpetologicalRelating to paleoherpetology.paleohistologicalAlternative form of palaeohistological.paleohistopathologicalRelating to paleohistopathology.paleohistoricalRelating to paleohistorypaleohorizontal(geology) An ancient horizontal (strata)paleohydrogeologicalAlternative form of palaeohydrogeological.paleohydrologicalAlternative form of palaeohydrological.paleoichnologicalRelating to paleoichnology.paleoichthyologicalAlternative spelling of palaeoichthyological.paleolatitudinalRelating to paleolatitude.paleoliberalRelating to paleoliberalism.paleolimnologicalOf or pertaining to paleolimnology, the limnological study of the geological pastpaleolithicalAlternative form of Paleolithic.paleologicalRelating to paleologypaleolongitudinalRelating to paleolongitude.paleomalacologicalOf or relating to paleomalacology.paleomammalA mammal with a paleomammalian brain.paleomammalogicalRelating to paleomammalogypaleomicrobiologicalRelating to paleomicrobiologypaleomodelAlternative form of palaeomodel.paleoneuroanatomicalRelating to paleoneuroanatomypaleoneurologicalRelating to paleoneurology.paleontographicalOf or pertaining to paleontography.paleontologicalOf or pertaining to paleontology.paleonutritionalRelating to paleonutrition.paleopalynologicalRelating to paleopalynology.paleoparasitologicalRelating to paleoparasitology.paleopathologicalRelating to paleopathologypaleopedologicalRelating to paleopedology.paleophycologicalRelating to paleophycologypaleophysiologicalRelating to paleophysiology.paleophytologicalRelating to paleophytology.paleopsychologicalRelating to paleopsychology.paleoradiologicalRelating to paleoradiology.paleorainfallrainfall in prehistoric timespaleornithologicalRelating to paleornithologypaleoseismogeologicalPaleoseismic and geological.paleoseismologicalOf or pertaining to paleoseismology.paleosoilAlternative form of paleosol.paleosol(soil science) A layer of fossil soil buried beneath other sediments or deposits.paleostriatalRelating to the paleostriatum.paleostructuralRelated to paleostructure.paleotempestological(weather) Relating to paleotempestology.paleothermalRelating to palaeothermometry.paleotidalAlternative form of palaeotidal.paleotopographicalAlternative form of paleotopographic.paleotropicalAlternative form of palaeotropical.paleovegetationalRelating to paleovegetation.paleovirologicalRelating to paleovirologypaleoxylologicalAlternative form of palaeoxylological.paleozoogeographicalRelating to paleozoogeography.paleozoologicalRelating to paleozoology.palestralpalestric; relating to wrestlingpalestricalpalestric; relating to wrestlingpalinal(rare) Directed or moved backwardpalindromicalArchaic form of palindromic.palinodialOf or pertaining to a palinode, or retraction.palinologicalMisspelling of palynological.pallSenses relating to cloth.pallealAlternative form of pallial.pallialOf, pertaining to, or produced by a mantle, especially the mantle of mollusks.pallidal(anatomy) of or pertaining to the globus palliduspallidocortical(anatomy) Relating to the globus pallidus and the cerebral cortexpallidofugal(anatomy) Leading out from the globus palliduspallidonigral(anatomy) Relating to the globus pallidus and the substantia nigrapallidoseptal(anatomy) pallidal and septalpallidostriatal(anatomy) Relating to the globus pallidus and the striatumpallidotegmental(anatomy) Relating to the globus pallidus and the tegmentumpalmarodistal(anatomy) distal to the palmpalmarolateral(anatomy) Relating to the side of the palmpalmaromedialpalmar and medialpalmball(baseball) A change-up pitch in which the baseball is held tightly in the palm or between the thumb and ring finger, then thrown like a fastball.palmfulEnough to fill the palm of one's hand.palmidrolAn analgesic drug.palmitoleoyl(organic chemistry, especially in combination) The univalent radical derived from palmitoleic acid by loss of the hydroxy grouppalmitoyl(organic chemistry, especially in combination) The univalent radical derived from palmitic acid by loss of the hydroxy grouppalmkernelAlternative form of palm kernel.palmomentalRelating to the palm (of the hand) and the chinpalominol(organic chemistry) A particular marine diterpenoid related to dolabellanepalpalRelating to a palpus.palpationalRelating to palpationpalpebral(anatomy) Of, pertaining to, or located on or near the eyelids.palpebrofrontal(anatomy) Palpebral and frontal.palpebronasal(anatomy) Relating to the nose and the eyelids.palpocil(zoology) A minute soft filamentary process springing from the surface of certain hydroids and sponges.palsical(obsolete) Affected with palsy; palsied; paralytic.paludalPertaining to marshes, marshy, palustral, (especially designating a plant's habitat).paludialAlternative form of paludal.paludinal(archaic) Inhabiting or relating to swamps or marshy ponds.palustralPertaining to or located in marshes; marshy.palynofloralRelating to palynoflorapalynofossil(botany) A fossil spore or pollen grainpalynologicalOf or pertaining to palynology.palynostratigraphicalAlternative form of palynostratigraphic.palythinol(organic chemistry) The amino acid 2-[[5-hydroxy-5-(hydroxymethyl)-3-(1-hydroxypropan-2-ylamino)-2-methoxycyclohex-2-en-1-ylidene]amino]acetic acid.pamatololA particular beta-adrenergic receptor antagonist.pamphletfulEnough to fill a pamphlet.pamphysicalRelating to nature, regarded as embracing all things.pamprodactylExhibiting pamprodactyly.panadol(pharmacology) paracetamol; acetaminophen.panaxadiol(organic chemistry) The steroid derivative 4,4,8,10,14-pentamethyl-17-(2,6,6-trimethyloxan-2-yl)-2,3,5,6,7,9,11,12,13,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthrene-3,12-diolpanaxatriol(organic chemistry) A triterpene sapogenin, related to dammarane, found in ginsengpanaxonemalRelating to most or all axonemespanaxytriol(organic chemistry) An acetylenic aliphatic triol (3R,9S,10S)-heptadec-1-en-4,6-diyne-3,9,10-triol present in ginsengpanbacterialRelating to all (or most) types of bacteriapanbiogeographicalRelating to, or employing panbiogeographypanbroil(cooking, transitive) To broil in a pan.pancontinentalAcross all continents.pancornealAcross the corneapancratical(obsolete) Of or relating to the pancratium; athletic.pancreaticoduodenal(anatomy) Of or relating to the pancreas and the duodenumpancreaticojejunalRelating to the pancreas and the jejunumpancreaticopleural(anatomy) pancreatic and pleuralpancreatoduodenalAlternative spelling of pancreaticoduodenalpanculturalAcross all cultures.pandal(Myanmar, South Asia) a large temporary structure erected during various Hindu and Buddhist religious festivalspandallAlternative form of pandal.pandaulAlternative form of pandal.pandeisticalAlternative form of pandeisticpandemial(epidemiology, obsolete) Of a disease: epidemic over a wide geographical area and affecting a large proportion of the population; also, of or pertaining to a disease of this nature.pandemoniacalRelating to, resembling, or characteristic of, a pandemonium.pandenominationalConcerning many religious denominations.pandesalA kind of bread roll, popular in the Philippines.pandiagonal(mathematics) Of a magic square: having the additional property that the broken diagonals, i.e. the diagonals that wrap round at the edges of the square, also add up to the magic constant.pandialectalAcross all dialects.pandigital(mathematics, of a number) Containing at least one of every digit in a specified base.pandimensionalOf or pertaining to all dimensions of reality.panegyricalLavish with praise; admiring, approving, complimentary.panelA (usually) rectangular section of a surface, or of a covering or of a wall, fence etc.panendothelialRelating to all types of endothelial cellpanenteroviralRelating to all enterovirusespanentheisticalof or relating to panentheismpanepithelialRelating to all (or most) types of epithelial cells or tissuepanexperientialSuch that all matter is capable of experience.panfacialAffecting or relating to the entire face.panfulAs much as a pan will hold.panfungalRelating to, or effective against most forms of funguspangenotypicalAlternative form of pangenotypic.pangeometricalRelating to pangeometry.pangful(rare, chiefly poetic) Full of pangs; sorrowful, anguishing.panglialRelating to all glial cellspanglobalThat occurs in all parts of the worldpanicalObsolete form of panic.panintestinalRelating to, or affecting all the intestinespaniphal(India) water caltroppanlectal(linguistics) Concerning all variants of a language.panlingualInvolving or encompassing all languages.panlogicalRelating to panlogismpanlogisticalAlternative form of panlogistic.panmesodermalThroughout the mesodermpannel(falconry) The stomach of a hawk.panneuralRelating to all nervespanneuronalRelating to all neuronspannikel(obsolete) The brain-pan, or skull; hence, the crest.pannikellAlternative form of pannikel.pannikinfulThe quantity that a pannikin will hold.panoramicalArchaic form of panoramic.panplacodalRelating to all placodespanregionalAcross all regions.panretinalAffecting or relating to the entire retina.pansexualSexually attracted to people regardless of gender.pansophicalAll-wise; claiming universal knowledge.panspermial(biology) Of or pertaining to panspermia.panspiritualRelating to, or encompassing, all kinds of spirituality.panstromalRelating to all of a stromapantagraphicalAlternative form of pantographic.pantanalA marsh (a broad, flat area with pools of water and trees) in the Pantanal region of South America.panterritorialRelating to most, if not all, relevant territoriespantheisticalof or relating to pantheismpanthenol(organic chemistry) The alcohol analogue of pantothenic acid, which is quickly oxidized to pantothenate in organisms.pantisocraticalSynonym of pantisocratic.pantographicalAlternative form of pantographic.pantologicalOf or pertaining to pantology.pantomimical(now rare) Expressed or carried out using mime or mimicry.pantonal(music) Pertaining to, or exhibiting, pantonality.pantothenol(organic chemistry) An alcohol derived from pantothenic acid. It is a more stable form of the vitamin and often used in multivitamin supplements.pantropical(biology) Occurring in tropical areas on all the major continents, i.e. in Africa, Asia and America.pantryfulAs much as a pantry will hold.panviralRelating to all (common) virusespapalHaving to do with the pope or the papacy.papallObsolete spelling of papal.paperfulEnough to fill a paper.papergirlA girl who delivers newspapers to houses on a paper round.papermillAlternative form of paper mill.papershellA pecan cultivar that has a thin shell.papertrailAlternative form of paper trail.paperwall(predicative) Having paper walls.papillomaviralRelating to papillomavirus.papillorenal(anatomy) Relating to renal papillae.papistical(derogatory) Being of or connected with the Roman Catholic faith.papovaviralOf or relating to papovaviruses.papyralSynonym of papyraceous, of, similar to, or related to papyrus.papyriflavonolAny of a group of prenylated flavonol, isolated from the bark of paper mulberry (Broussonetia papyrifera), that inhibits anaphylaxis.papyrologicalOf or related to papyrology.paraaortalBeside the aorta.paraarterialSynonym of paravascular.parabasalBeyond the baseparabicanonical(mathematics) Pertaining to a linear system of divisors numerically equivalent to a bicanonical divisor, on a general type minimal surface.parabigeminal(anatomy) Relating to, or connecting a pair of organsparaboloidalHaving a paraboloid shape.parabrachial(anatomy) Of or relating to a horseshoe-shaped strip of grey matter in the brain, comprising the Kölliker-Fuse nucleus, the lateral parabrachial nucleus, and the medial parabrachial nucleus.parabranchialSituated near the gillsparabronchialRelating to the parabronchus.parabuccalBeyond the cheeks (typically without the use of the larynx)paracaecal(anatomy) Beyond the caecumparacalcitolAlternative form of paricalcitol.paracallosalBeside or beyond the corpus callosumparacanonicalOutside of a canon of literatureparacardialOutside the pericardiumparacavalBeyond or next to the vena cavaparacentralAdjacent to the centreparacentricalSynonym of paracentric.paracerebralThroughout the brainparacervical(anatomy) Adjacent to the cervixparacetamol(pharmacology) A synthetic compound used as a drug to relieve and reduce fever, usually taken in tablet form.parachlamydialRelating to bacteria of the genus Parachlamydia or family ParachlamydiaceaeparachoanalAbove or beyond the choanaparachordalAlongside the notochord in the embryonic skull.parachorialBeyond the chorion.paracicatricial(pathology) Associated with scar tissueparacitidalSynonym of paracytic.paraclinicalOf or relating to techniques or findings that are not purely clinical, but may be related, such as those of pathology or radiology.paraclivalBeyond the clivusparacloacalThrough the cloacaparacoccalRelating to the paracocciparacoccidioidalRelating to the Paracoccidioides.paracoccygeal(anatomy) Adjacent to the coccyx.paracolonialRelating to settler colonialism.paracommissural(anatomy) Over or across a commissureparaconalRelating to a paraconeparacoronalparallel to the long axis of the sacrumparacorporealDescribing any device, implanted in the heart, that transfers oxygenated blood from the left atriumparacorticalRelating to the paracortex.paracostalThrough the ribsparacoxalRelating to a paracoxiteparacranial(anatomy) Relating to the paracraniumparacresolOne of the three isomeric forms or recognized varieties of cresol.paracriminalAssociated with or profiting from crime without actually being illegal.paracrinalSynonym of paracrine.paracrystal(crystallography) Any crystalline material that has a highly distorted lattice with unit cells of highly variable shape and sizeparacymbialRelating to the paracymbium.paradactyl(ornithology) The side of a bird's toeparadefulLike a parade; ostentatious; triumphant.paradental(dentistry) Of or relating to a family of inflammatory odontogenic cysts that typically appear in relation to crown or root of partially erupted molars.paradermal(anatomy) parallel to the skin or to the surface of an organparadiapophysealThat covers the diapophysisparadifferential(mathematics) Describing an extension of differential calculus that deals with nonlinear hyperbolic and similar functions.paradigmalRelating to a paradigmparadigmaticalAlternative form of paradigmatic.paradisaicalOf or relating to paradise (or heaven).paradisalLike paradise; paradisiacal.paradisiacalOf or resembling paradise.paradisialparadisiacalparadisicalAlternative form of paradisiacal.paradol(organic chemistry) A ketonic phenol, 1-(4-hydroxy-3-methoxyphenyl)decan-3-one, that is responsible for the flavour of grains of paradise.paradoxalObsolete form of paradoxical.paradoxialArchaic form of paradoxical.paradoxicalHaving self-contradictory properties.paradoxographicalRelating to paradoxography.paraductalAbove or over a ductparaenetical(now rare) Giving advice; advisory, hortatory.paraesophagealAcross the esophagusparafacialRelating to the area between the ptilinal fissure and the compound eye of insects.parafiscal(economics) Relating to charges levied by quangos and similar semi-governmental bodiesparafissuralAcross or through a fissureparafluvialDescribing the area next to a riverparafocal(optics) Alternative form of parfocal.parafoilA parachute, kite or glider with an aerofoil-shaped fabric canopy or wing.parafoveal(anatomy) Surrounding the perifoveaparafrontalsituated across the frontparafunctionalRelated to a parafunction (abnormal body movement).paraganglialRelating to the paraganglionparagenital(anatomy) Alongside the genitalsparageosynclinalRelating to a parageosyncline.paraglacial(geology) Describing the unstable conditions following the retreat of a glacierparaglenalRelating to the coracoid of a fish.paraglossalRelating to the paraglossae.paragogicalSynonym of paragogic.paragrammatical(linguistics) Relating to, or employing, anomalous grammar.paragraphicalAlternative form of paragraphic.parahexyl(chemistry) A synthetic homologue of tetrahydrocannabinol.parahippocampalSurrounding the hippocampus.parahormonalOf or relating to a parahormone.parahypoglossalAcross the hypoglossusparainfluenzalOf or relating to parainfluenza.parajudicial(law) Of or relating to non-judicial personnel who assist judges in carrying out their function, such as law clerks.parajunctionalOn opposite sides of a junctionparalabralAcross a labrumparalarvalRelating to paralarvaparalateral(anatomy) adjacent to the lateralparalegal(law) One who assists a lawyer in routine legal work, but who is without qualified status as a solicitor or barrister (England and Wales), attorney (U.S.), or advocate; known more commonly in the U.S. as a legal assistant.paralellObsolete spelling of parallel.paralemniscal(anatomy) Describing a sensory pathway, parallel to the lemniscal pathway, that conducts impulses of touch etc to the region of the cortex.paralexicalPertaining to, or communicated through, paralexicon (parallel vocabulary, e.g. ritual or secret cant, formal jargon)paralimbal(anatomy) Beside or beyond a limbusparalingual(linguistics) Relating to paralanguageparaliturgical(Christianity) Not part of the official liturgical canonparallacticalAlternative form of parallactic.parallelEqually distant from one another at all points.parallelepipedal(geometry) Having the form of a parallelepipedparallelepipedicalAlternative form of parallelepipedic.parallelogramicalparallelogramicparallelogrammaticalAlternative form of parallelogrammical.parallelogrammicalHaving the properties of a parallelogram.parallelohedralRelating to a parallelohedron.parallepipedalMisspelling of parallelepipedal.paralogicalOf or pertaining to paralogismparalyticalOf or pertaining to paralysis.paramecialRelating to a paramecium.paramedialNear or next to the middle.paramedicalOf or relating to the provision of emergency medical treatmentparameningeal(anatomy) Across the meningesparameniscal(anatomy) Across or through the meniscus (of the knee)paramenstrualJust before, and just after menstruationparameralRelating to a paramereparamesangial(anatomy) Relating to a paramesangiumparamesial(anatomy) Near, or across the median lineparametralSynonym of parametric.parametrial(anatomy) Of or pertaining to the parametriumparaminophenol(organic chemistry) An organic compound with the chemical formula H₂NC₆H₄OH, used as a developer for black-and-white film.paramosolA kind of soil found in mountain meadow environments.paramural(cytology) Attached to a cell wallparamyxoviralPertaining to a paramyxovirusparanasalOf or relating to the paranasal sinuses, a group of four paired air-filled spaces that surround the nasal cavity.paranasopharyngealAcross or through a nasopharyngeal regionparanatalNear the time of birthparanaturalAbove or beyond nature.paranematalRelating to a paranemaparaneuralAlongside a nerveparaneuronalBesides a neuronparanigral(anatomy) Over or beyond the substantia nigraparanodalRelating to a paranodeparanoidal(dated, medicine) paranoidparanormalOf events, experiences, or phenomenona, that cannot be explained by current scientific understanding or natural laws.paranotalRelating to paranotaparanuchalparallel to the nuchalparaoccipital(anatomy) The paraoccipital processparaoccupationalIndirectly associated with a particular occupationparaoesophagealAlternative form of paraesophageal.paraorbitalBeyond the orbit of the eyeparaoviductalAdjacent to, or above an oviductparaoxysmalAlternative form of paroxysmal.paraperitonealLocated near the peritoneum.paraphalangealOpposite / Beyond a phalangeparapharingealMisspelling of parapharyngeal.parapharmaceutical(pharmacology) alternative to pharmaceuticalparapharyngeal(anatomy) Beyond the pharynxparaphenomenalBeyond ordinary phenomena; supernatural or paranormal.paraphernal(law) Of or pertaining to a woman's paraphernaparaphragmalRelating to the paraphragm.paraphrasticalAlternative form of paraphrastic.paraphysealRelating to a paraphysisparaphysicalRelating to paraphysics.paraphysiological(anatomy) Describing movement of a joint that is greater than normal physiological movement, but is less than that which would cause damageparapinealBeside the pinealparaplacentalAcross / through the placentaparapodialPertaining to the parapodium.parapodiapophyseal(anatomy) parapodial and apophysealparapolitical(politics) Of or pertaining to parapolitics.parapophysealRelating to the parapophysis.parapophysialRelating to the parapophysis.parapoxviralRelating to parapoxviruses.parapraxialOf, or relating to, a parapraxisparaprofessionalA person who is trained to assist a professional: for example, an assistant to an educator.parapropamolA non-narcotic analgesic drug.parapsidalRelating to the parapsis.parapsychologicalOf or pertaining to parapsychology.parapteralRelating to the parapterum.parapyramidal(anatomy) Beyond the pyramidal tractparaquel(rare) sidequelpararectal(anatomy) Near or around the rectum.pararenal(anatomy) Located next to the kidney.pararetroviralRelating to a pararetroviruspararubral(anatomy) Beyond the red nucleusparasacral(anatomy) Adjacent to the sacrum.parasaggitalMisspelling of parasagittal.parasagittalSituated alongside of or adjacent to a sagittal location or a sagittal plane.parasailA wing-shaped parachute that lifts a rider in a harness when towed by a motorboat etcparascutalAcross or beyond a scutumparasegmentalOf or pertaining to parasegments.paraseptalLocated near the septumparasequentialnot in the intended order.parasexual(biology) Exhibiting or relating to parasexuality.parasinusoidal(anatomy) Over or beyond a sinusoidparasital(zoology, botany) parasiticparasiticalOf, pertaining to, or having the characteristics of a parasite; parasitic.parasiticidalKilling parasites.parasitiologicalMisspelling of parasitological.parasitocidalMisspelling of parasiticidal.parasitofaunalRelating to parasitofauna.parasitoidalOf or pertaining to parasitoids.parasitologicalOf or pertaining to parasites or to parasitology.parasocialOne-sided (especially of a relationship, as for example that between a celebrity and their audience or fans, whom they do not know).parasolA small light umbrella used as protection from the sun.parasomal(biology) Relating to parasomesparasphenoidal(anatomy) Relating to the parasphenoid (bone)paraspinal(anatomy) adjacent to the spineparasplenial(anatomy) Across or beyond the spleniumparasporal(biochemistry) Describing a crystalline protein that forms around a spore in some bacteria that acts as a toxin precursor when digestedparastatalPertaining to such a company or group.parastatisticalRelating to parastatistics.parasternal(anatomy) Beside the sternumparastomalAround a stoma.parastriatalAbove or beyond the corpus striatumparasuicidalInclined towards parasuicide.parasymphyseal(anatomy) Beyond the symphysisparasymphysialMisspelling of parasymphyseal.paratacticalSynonym of paratactic.parataenial(anatomy) Above or beyond the taenia thalamiparataxonomicalAlternative form of parataxonomic.paratenialAlternative form of parataenial.paratentorial(anatomy) Beside the tentorium of the brain.paraterminalOver or above a terminus.paratextualRelating to a paratext.paratheatricalRelating to paratheater.parathecalRelating to paratheca.parathecialRelating to a paratheciumparathionmethylAlternative form of parathion methyl.parathyroidalRelating to the parathyroid gland.paratopological(mathematics, of a topological semigroup) That is algebraically a group.paratracheal(anatomy) Adjacent to the tracheaparatrigeminalNear the trigeminal nerveparatropicalBeyond the tropics (away from the equator)paratubal(anatomy) Over a tube (especially a Fallopian tube)paratumoralSynonym of paraneoplastic.paratyphoidal(pathology) Relating to paratyphoid feverparaumbilicalBeyond, or near, the umbilicus.paraurethralLying alongside the urethraparavaginal(anatomy) Adjacent to the wall of the vagina.paravailAt the bottom; lowest (said of feudal tenants).paravariceal(anatomy, medicine) Adjacent to or near a varix; usually with reference to an esophageal varix.paraventralAny of the longitudinal rows of dorsal scales that contact the ventral scales in a snake.paraventricalMisspelling of paraventricular.paraverbalOf or relating to verbal paralanguage.paravermalBeyond the vermisparavertebralLocated near the vertebral column.paravesical(anatomy) Outside, but adjacent to the (urinary) bladderparavirtual(computing) approximately virtual (in terms of paravirtualization)paravisceral(anatomy) Beside the visceraparavisualDescribing an instrument, in the cockpit of an aircraft, that is displayed in the peripheral field of view of the pilotparaxial(embryology) Lateral to the neural tube.parazygantralExtending over or beyond the zygantrumparazygosphenal(anatomy) In relation to foramina on vertebrae.parboilTo boil food briefly so that it is partly cooked.parbunkelAlternative form of parbuckleparcelA package wrapped, as for shipment or transport.parcelfulEnough to fill a parcel.parchmentalMade of, pertaining to, or characteristic of, parchment.pardal(obsolete) A pard; a panther or leopard.parechoviralRelating to the parechovirusespareil(obsolete, quaint) An equal.paremiologicalRelating to the study of proverbs.parenchymalOf or pertaining to parenchyma.parenchymaticalAlternative form of parenchymatic.parentalOf or relating to a parent.parenteral(medicine) Administered by some means that avoids the gastrointestinal tract, particularly intravenously or by injection.parentheticalUsing, containing, or within parenthesis.parfocalHaving multiple lenses that have corresponding focal points in the same plane.pargololA particular beta-adrenergic receptor antagonist.parheliacalOf or pertaining to parhelia.parialBelonging to or forming a part of a pair.paricalcitol(pharmacology) An analog of calcitriol (the active form of vitamin D) that is used for the prevention and treatment of secondary hyperparathyroidism.parietal(anatomy) Of or relating to the wall of a body part, organ or cavity.parietocentral(anatomy) parietal and centralparietofrontal(anatomy) parietal and frontalparietooccipitalOf or pertaining to the parietal and occipital lobes or bones.parietosquamosal(anatomy) Relating to, or connecting, the parietal bone and the squamous part of the temporal boneparietotemporal(anatomy) parietal and temporalparietovisceralSynonym of parietosplanchnic.parimutuelAlternative form of pari-mutuel.parishional(now rare) Of or pertaining to a parish; parochial.parisyllabicalAlternative form of parisyllabic.parkfulEnough to fill a park.parliamentalMisspelling of parliamentary.paroccipital(anatomy) Situated near or beside the occipital condyle or the occipital bone; paramastoid; applied especially to a process of the skull in some animals.parochialPertaining to a parish.paroemialAlternative form of parœmial.paronomasialSynonym of paronomasic.paronomasticalAlternative form of paronomastic.paronychialRelating to paronychia.paroral(zoology) In the region of the mouth (of a ciliate).parostealRelating to parostosis.paroxysmalOf, pertaining to, causing or accompanied by paroxysms.parralAlternative form of parrel.parrel(nautical) A sliding loop of rope or metal, around the mast of a ship, to which a yard or gaff is fitted.parricidalRelated to, inclined to, or guilty of, the murder of one's immediate family.parricidialObsolete form of parricidal.parricidiallAlternative form of parricidial.parrotbillAny of a group of warbler-like birds in the family Paradoxornithidae, native to East and Southeast Asia, generally small and long-tailed, which inhabit reed beds and similar habitats and feed mainly on seeds.parsil(UK, obsolete, regional) Parsley.parsonicalPertaining to or characteristic of a parson; moralistic.parthenocarpicalAlternative form of parthenocarpic.parthenogeneticalAlternative form of parthenogenetic.partialExisting as a part or portion; incomplete.particelMisspelling of particle.participalArchaic form of participial.participationalOf or pertaining to participation.participial(grammar) Of, relating to, or being a participle.partitionalRelating to partitions.partitiviralRelating to the partitivirusespartnerialRelated to or in the style of a partner, or a partnership (particularly in business)parturialRelating to parturitionparturitionalConcerning parturition, the act of giving birth.partyfulAs much as makes up a party.partygirlAlternative form of party girl.parumbilical(anatomy) Near, or connected to the navel (predominantly referring the small veins which, in human beings, connect the portal vein with the epigastric veins in the front wall of the abdomen).parvoviralRelating to parvoviruses.pascalIn the International System of Units, the derived unit of pressure and stress; one newton per square metre. Symbol: Pa.pascichnialRelating to pascichniapascual(botany, rare) Growing in pastures or grassy commons, among less rank herbage than pratal.pashkevil(Judaism) A poster put up in an Orthodox Jewish community, especially a Haredi enclave, to advise on correct behaviour.pasigraphicalOf or relating to pasigraphy.pasquilA pasquin; a lampoon.passel(Appalachia, informal) An indeterminately large quantity or group.passionala book describing sufferings of martyrspassionfulFull of passion; passionate.passrollA shot in the game of croquet which consists of moving both the striker ball and the croqueted ball together at about the same distance and possibly having the striker ball move farther than the croqueted ball with the stroke.passwall(fantasy) A magic spell allowing a person to travel through solid material.pastelAny of several subdued tints of colors, usually associated with pink, peach, yellow, green, blue, and lavender.pastilObsolete spelling of pastille.pastoralOf or pertaining to shepherds or herders of other livestock.pasturalRelating to pasture.patagialOf or pertaining to the patagium.patailObsolete form of patel.pataphysicalRelating to pataphysics.patball(uncountable) A particular children's ball game played against a wall with a tennis ball.patchoulol(organic chemistry) A terpene with chemical formula C₁₅H₂₆O, found in patchouli.patel(India, historical) A village head man.patellObsolete form of patel.patellofemoral(anatomy) Of or pertaining to the patella and the femur.paterfamilialAlternative form of paterfamiliar.paternalOf or pertaining to one's father, his genes, his relatives, or his side of a family.pathetical(now archaic) Arousing sympathy; pathetic.pathfulEnough to fill a path.pathoanatomicalRelating to pathoanatomy.pathobiochemical(pathology, biochemistry) pathological and biochemicalpathobiologicalRelating to pathobiologypathoclinicalpathological and clinicalpathocytological(pathology, cytology) pathological and cytologicalpathoetiological(pathology) Relating to pathoetiologypathogeneticalpathogenic and geneticpathogenicalAlternative form of pathogenic.pathognomicalAlternative form of pathognomic.pathognomonicalAlternative form of pathognomonic.pathographicalAlternative form of pathographic.pathohistologicalSynonym of histopathological; Relating to pathohistology.patholAbbreviation of pathology.pathological(medicine) Pertaining to pathology.pathologicoanatomicalRelating to pathology and anatomy.pathologicoclinicalBoth pathological and clinical.pathologicohistologicalRelating to pathology and histology.pathomechanicalRelating to pathomechanicspathomorphologicalRelating to pathomorphology.pathoneurological(pathology) Relating to neurological diseasespathoneurophysiological(pathology) Relating to pathoneurophysiologypathophenotypicalAlternative form of pathophenotypic.pathophysicalMisspelling of pathophysiological.pathophysiological(pathology) Pertaining to pathophysiology.pathopsychologicalpathological and psychologicalpatrial(grammar, Latin, of a noun) Derived from the name of a country, and designating an inhabitant of the country; gentile.patriarchalCharacteristic of a patriarch; venerable.patriarchialCharacteristic of or pertaining to a patriarchy.patriarchicalAlternative form of patriarchal.patricidalOf or pertaining to patricide.patrilateral(anthropology) From kin 'on the father's side' (related to the father).patrilineal(anthropology) Pertaining to descent through male lines.patrilinialAlternative form of patrilineal.patrilocal(of a married couple) living with the family of the husband.patrimonialOf or pertaining to patrimony.patriologicalOf or pertaining to patriology.patrioticalArchaic form of patriotic.patripotestal(anthropology) In which the male side holds the authority.patrisexual(rare) sexually attracted to one's fatherpatristicalAlternative form of patristic.patrivirilocalpatrilocal and virilocalpatrol(military) The guards who go the rounds for observation; a detachment whose duty it is to patrol.patrological(religion) Relating to patrologypatronalpatron; protecting; favouringpattelObsolete form of patel.paucalCharacterized by having a small number, greater than two, of (usually equivalent) components.paucennialRare spelling of pauciennial.paucibacterialContaining few bacteriapauciclonalHaving few clonespaucimicrobialContaining few microbespauciserial(zoology, of tooth enamel) Having few layers.paucispiral(biology, malacology, conchology) Having few spirals or whorls.paugul(India, obsolete) An idiot; a simpleton.paulAn old Italian silver coin; a paolo.paunchfulEnough to fill one's paunch; a bellyful.pausal(linguistics) Relating to a pausapauseful(poetic) Full of pauses; slow and irregular.pavementalOf or relating to the pavement epithelium.pawfulAs much as a paw can hold.pawlA similar device to prevent motion in other mechanisms besides ratchets.payrollA list of employees who receive salary or wages, together with the amounts due to each.peacefulNot at war; not disturbed by strife or turmoil.peafowlA bird of the genus Pavo or Afropavo, notable for the extravagant tails of the males; a peacock (unspecified sex).pealA loud sound, or a succession of loud sounds, as of bells, thunder, cannon, shouts, laughter, of a multitude, etc.peameal(Canada) peameal baconpearl(figuratively) Something precious.peasemealA meal (flour) produced from yellow field peas that have been roasted.pebblesnailAny of various freshwater snails in the families Hydrobiidae and Lithoglyphidae in superfamily Truncatelloidea.pectinalOf or relating to a comb; resembling a comb.pectineal(anatomy) Relating to, or connected with, the pubic bone.pectinibranchial(zoology, archaic) Synonym of pectinibranchiate.pectoralOf or pertaining to the breast, or chest.pectorial(archaic) pectoralpectoriloquial(rare) Pertaining to, or of the nature of, pectoriloquy.peculAlternative form of picul.pecunial(obsolete) pecuniarypedagogicalOf, or relating to pedagogy; teaching.pedalA lever operated by one's foot that is used to control or power a machine or mechanism, such as a bicycle or piano.pedestal(architecture) The base or foot of a column, statue, vase, lamp.pedestralMisspelling of pedestrial.pedestrialOf or pertaining to the feet or walking; using or for use by the foot or feet.pedgill(UK Midlands, rare) To work hard and painstakingly (at something); to plod or persevere.pedial(archaic) Relating to the foot; pedal.pedicalRelating to a pedicelpedicel(botany) A stalk of an individual flower (or fruit, e.g., once fertilised) or spore-producing body within a cluster.pedicellarialRelating to the pedicellaria.pediculicidalThat kills lice.pedimentalOf or pertaining to a pediment.pediococcalRelating to bacteria of the genus Pediococcus.pedipalpalRelating to pedipalpspedocal(geology) Any of a class of soils that are rich in calcium carbonate.pedoecologicalRelating to pedoecology.pedogeneticalAlternative form of pedogenetic.pedogeochemicalPertaining to the geochemistry of soil and till.pedogeographicalRelating to pedogeography.pedogeologicalPertaining to the geology of soil and till.pedologicalOf or pertaining to pedology (in all senses)pedometricalAlternative form of pedometric.pedomorphological(soil science) Relating to the morphology of soilpedosexual(uncommon, of an act or behavior) Being or constituting pedosexuality, sexual activity between an adult and a child.pedrailA vehicle, such as a traction engine, fitted with these devices.pedregalA lava field in Mexico or the Western US.peeculAlternative form of picul.peecullAlternative form of picul.peel(transitive) To remove the skin or outer covering of.peepalAlternative form of peepul.peepulThe sacred fig, Ficus religiosa.pegol(chemistry) Used to indicate PEGylation in the names of monoclonal antibodies.peil(Japan, hydrology, in compounds) water levelpeitrelAlternative form of poitrel.pelagialSynonym of pelagic.pelagophilAny fish that lives (or spawns) in the open sea.pelargonoyl(organic chemistry, especially in combination) The univalent radical derived from pelargonic acid by loss of the hydroxy grouppelitrexolA particular glycinamide ribonucleotide formyltransferase inhibitor.pelletalIn the form of pellets.pellmellAlternative form of pell-mell.peloidal(geology) Relating to peloids.pelviabdominal(anatomy) Relating to pelvis and abdomen.pelvicalycealRelating to the pelvis and calyx.pelvifemoral(anatomy) Relating to the pelvis and femur.pelviperinealpelvic and perinealpelvirectal(anatomy) Relating to the pelvis and rectum.pelvisacral(anatomy) Relating to the pelvis and sacrum.pelvocalycealMisspelling of pelvicalyceal.penalOf or relating to punishment.penallObsolete form of penal.penbutololA beta blocker used in the treatment of high blood pressure.pencel(now historical) A small pennon; a little banner, flag, or streamer.pencellAlternative form of pencel.pencil(now chiefly historical) A paintbrush.pencilfulThe quantity of lead (or graphite) that fills a pencil.pencillObsolete form of pencil.pendaulAlternative form of pandal.penfluridolA potent diphenylbutylpiperidine antipsychotic.penfulEnough to fill a pen.penial(usually of invertebrates) Of or relating to the penis.penicil(medicine, dated) A tent or pledget for wounds or ulcers.penicilloylA univalent radical derived from a penicillinpeninitial(chiefly linguistics) Falling in the position after initial position; second.penirololA particular beta-adrenergic blocking drug.penitentialPertaining to penance or penitence.penmesterol(pharmacology) A particular bioactive steroid.pennillA kind of Welsh verse in which the singer has to change words and measure according to the variations of an accompanist on the harp.pennoncel(historical) A small pennon (a thin flag or streamer).pennyroyalMentha pulegium, a plant of the mint family, formerly much used in various medicinal treatments and as a flea repellent.penocorrectionalRelating to penal correction.penologicalOf, or relating to penology.penoncelAlternative form of pennoncel.penorectalInvolving the penis and rectum.penoscrotal(anatomy) Of or relating to the penis and scrotum.penovaginalOf or pertaining to the penis and vagina.penpalAlternative spelling of pen pal.penselObsolete form of pencel.pensilObsolete form of pencil.pensillObsolete spelling of pencil.pentabarbitolMisspelling of pentobarbital.pentacarbonylAny metal carbonyl containing five carbonyl groupspentachlorobiphenyl(organic chemistry) Either of forty-six isomers of the polychlorinated biphenyl containing five chlorine atomspentachlorocyclohexanol(organic chemistry) Any pentachloro derivative of cyclohexanol, but especially 2,3,4,5,6-pentachlorocyclohexanolpentachlorophenol(organic chemistry) A fully chlorinated derivative of phenol that is used as a fungicide and wood preservative.pentacosanoyl(organic chemistry, especially in combination) The univalent radical derived from pentacosanoic acid by loss of the hydroxy grouppentactinal(biology) Having five rayspentacylindricalComposed of five cylinderspentadactyl(anatomy) Having five digits on a limb.pentadal(statistics) Of or related to a 5-year period.pentadecagonalHaving the form of a pentadecagonpentadecahedralIn the form of a pentadecahedron.pentadecanal(organic chemistry) The aliphatic aldehyde that has 15 carbon atomspentadecanol(organic chemistry) A saturated aliphatic alcohol that has fifteen carbon atoms, but especially 1-pentadecanolpentadecanoyl(organic chemistry, especially in combination) The univalent radical derived from pentadecanoic acid by loss of the hydroxy grouppentadecenoyl(organic chemistry, especially in combination) The univalent radical derived from pentadecenoic acid by loss of the hydroxy grouppentadecimal(computing, mathematics) Based on the number 15; using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D and E.pentadecyl(organic chemistry) Any of very many isomeric univalent hydrocarbon radicals, C₁₅H₃₁, formally derived from pentadecane by the loss of a hydrogen atompentadiagonal(mathematics, of a matrix) In which the only nonzero entries are on the main diagonal, and the first two diagonals above and below itpentadienyl(organic chemistry) Any univalent radical or ion derived from a pentadienepentaerythritol(organic chemistry) The polyhydric alcohol 2,2-bis(hydroxymethyl)1,3-propanediol C(CH₂OH)₄pentaerythrityl(organic chemistry, especially in combination) The tetravalent radical derived from pentaerythritolpentafluorobenzoyl(organic chemistry, especially in combination) The 2,3,4,5,6-pentafluoro derivative of the benzoyl radicalpentafluorobenzyl(organic chemistry, especially in compound terms) A form of the benzyl radical in which each of the hydrogen atoms of the benzene ring has been replaced by fluorinepentafluoroethyl(organic chemistry, especially in combination) Any pentafluoro derivative of an ethyl grouppentafluorophenol(organic chemistry) A derivative of phenol in which the five hydrogen atoms have been replaced by those of fluorine ( C₆F₅OH )pentafluorophenyl(organic chemistry, especially in combination) A phenyl group in which the five hydrogen atoms have been replaced by those of fluorine ( C₆F₅- )pentafluorosulfanyl(organic chemistry, especially in combination) Any pentafluoro derivative of a sulfanyl radicalpentafluorphenylMisspelling of pentafluorophenyl.pentafunctionalThat has five functionspentagalloyl(organic chemistry, in combination) Five galloyl groups in a compoundpentagonalOf, relating to, or shaped like a pentagon.pentahedralrelating to a pentahedronpentahedricalObsolete form of pentahedral.pentailA species of treeshrew (Ptilocercus lowii) of Borneo, with a very long, quill-shaped tail, which is scaly at the base and plumose at the tip.pentakaidecahedralIn the form of a pentakaidecahedron.pental(medicine) sodium thiopental, a common anestheticpentalateral(geometry) A decagon whose opposite sides are parallel.pentalingualWritten in or otherwise expressed through five languages.pentamannosyl(organic chemistry, in combination) Five mannosyl groups in a compoundpentameralfivefold (of a symmetry group)pentamethyl(chemistry, in combination) five methyl groups in a moleculepentamethylcyclopentadienyl(organic chemistry) The cation derived from pentamethylcyclopentadienepentamethylenetetrazolPentylenetetrazol.pentanal(chemistry) An alkyl aldehyde with molecular formula C₅H₁₀O, used in flavourings, resin chemistry, and rubber accelerators.pentanediol(organic chemistry) Any of several isomeric diols derived from pentanepentanedithiol(organic chemistry) Any of many isomeric dithiols derived from pentane, but especially 1,5-pentanedithiol that has several industrial applicationspentaneural(medicine) A mixture of the drugs meprobamate and pentaerithrityl tetranitrate used to manage anxiety disorderspentanol(organic chemistry) Any of several isomers of the alcohol C₅H₁₁OH; the principal constituents of fusel oil.pentanoxymethyl(organic chemistry) An alkoxymethyl radical in which R is a pentyl grouppentanoyl(organic chemistry, especially in combination) A univalent radical derived from pentanoic acidpentapedal(biology, of kangaroos) Using five legs (in reality, four legs and a tail) in order to walkpentaphenyl(organic chemistry, in combination) Five phenyl radicals in a moleculepentaradialRadiating outward in five directions.pentasil(inorganic chemistry) Any of a family of silicate structures composed of regular three-dimensional pentagonal arrangements of atomspentaspherical(mathematics) Relating to the pentaspherepentateuchalOf or pertaining to the Pentateuch, also known as the Torah.pentationalRelating to pentation.pentauranyl(chemistry, in combination) Five uranyl ions or groups in a compound.pentavigesimalquinary-vigesimal (based upon both the numbers five and twenty).pentelA non-permanent marker pen.pentennial(rare) Synonym of quinquennial: occurring every five years.pentenol(organic chemistry) Any of several isomeric derivatives of pentanol having a single carbon-carbon double bondpentenyl(organic chemistry, especially in combination) Any radical derived from a pentene.pentetrazolPentylenetetrazol.penthemimeral(prosody) Relating to a penthemimer.penthrichloralA sedative and hypnotic drug.pentimal(rare, of a positional numeral system) Using a base of 5; quinary.pentitol(biochemistry) Any sugar alcohol having five carbon atomspentobarbital(pharmacology) A narcotic and sedative barbiturate drug (trademark Nembutal) formerly used to relieve insomnia.pentobarbitolMisspelling of pentobarbital.pentol(organic chemistry) any organic compound having five hydroxy functional groupspentonalRelating to a pentonpentopril(pharmacology) A particular ACE inhibitor.pentosyl(biochemistry, especially in combination) A univalent radical derived from a pentosepentothal(pharmacology) Thiopental.pentoxyl(organic chemistry) The pyrimidone 5-hydroxymethyl-4-methyluracilpentremitalOf or relating to pentremites.pentyl(organic chemistry) Any of several isomeric univalent hydrocarbon radicals, C₅H₁₁, formally derived from pentane by the loss of a hydrogen atom.pentylenetetrazolA drug formerly used as a circulatory and respiratory stimulant.pentynyl(organic chemistry, especially in combination) A univalent radical derived from a pentynepenumbralOf, or pertaining to, the penumbra.pepfulFull of pep; lively; energetic.peppermillAlternative form of pepper mill.peptaibol(biochemistry) Any of a group of oligopeptides, produced by some fungi, that contain α-aminoisobutyric acid and terminate in a hydroxyl grouppepticalDated form of peptic.peptidalRelating to or composed of one or more peptides.peptidylOf or pertaining to peptidespeptidylprolyl(biochemistry) Designating prolyl residues within proteinspeptostreptococcalRelating to Peptostreptococcus bacteria.perampanel(pharmacology) An antiepileptic drug.perannualObsolete form of perennial.percarpialMisspelling of pericarpial.percentalIn terms of a percentage.percentualOf, relating to, or expressed as a percentage,perceptionalOf, pertaining to, or stimulated by perceptionperceptualRelating to perception.percollA colloidal suspension of silica coated with PVP, used in the density gradient centrifugation of cells.percontatorial(obsolete) Given to or characterised by the asking of questions, especially open-ended ones (percontations).perconvolA particular steroid glycoside.percussionalInvolving or relating to percussion; percussive.perdifoil(botany, obsolete) Any deciduous plant.peregalAn equal; one who is of equal standing.pereionalOf or pertaining to a pereion.perennialLasting or remaining active throughout the year, for multiple years, or all the time.pereopodalRelating to a pereopodperfectionalOf or relating to perfection; characterized by perfection.perfecturalMisspelling of prefectural.perfluoralkylAlternative form of perfluoroalkyl.perfluoroalkyl(organic chemistry, especially in combination) Any perfluoro derivative of an alkyl group.perfluoroaryl(organic chemistry, especially in combination) Any perfluoro derivative of an aryl groupperfluorochemical(chemistry) Any perfluorinated compound.perfluorohexyl(organic chemistry, especially in combination) Any perfluoro derivative of a hexyl radicalperfluorooctyl(organic chemistry, especially in combination) Any perfluoro derivative of an octyl radicalperfusionalOf or pertaining to perfusionpergal(UK) A box containing a plastic bladder of milk (most commonly with three Imperial gallons of milk), used commercially in a refrigerated machine that dispenses the milk as needed for customers.perhydrolA stabilised solution of hydrogen peroxideperhydroxylSynonym of hydroperoxyl.periablationalAround the time of ablationperiacinal(anatomy) Around an acinusperiacquaductalMisspelling of periaqueductal.periacqueductalMisspelling of periaqueductal.periadnexalSurrounding an adnexal structure (such as hair folicles)periadnexialMisspelling of periadnexal.periadrenalSurrounding the adrenal glandsperiadventitial(anatomy) Surrounding the adventitia.periallocortical(anatomy) Surrounding the allocortexperianalOf or pertaining to the areas immediately around the anus.perianeurysmalAround an aneurysm.perianthalRelating to a perianth.perianthialAlternative form of perianthal.periaortalAlternative form of periaortic.periapicalSurrounding an apex (especially of a tooth).periappendicealAround the appendix.periaquaductalMisspelling of periaqueductal.periaqueductal(anatomy) Surrounding an aqueduct-like feature; usually in reference to periaqueductal grey, or some other part of anatomy.periarterial(anatomy) Around the artery.periastralOf or pertaining to the periastronperiatrial(anatomy) Surrounding an atriumperiaxialSurrounding an axis.periaxonal(anatomy) Surrounding an axon (of a nerve).periaxonemalSurrounding an axonemeperibacterialSurrounding a bacteriumperibasalSurrounding a base or basal bodyperibranchial(anatomy) Surrounding the branchiae.peribronchealMisspelling of peribronchial.peribronchialSurrounding the bronchiperibuccal(anatomy) Surrounding a cheekperibursalAround a bursa.pericallosal(anatomy) Of, relating to, or occurring in tissue surrounding the corpus callosum.pericambialRelating to the pericambium.pericardial(cardiology) Of, or relating to the pericardium.pericardioperitoneal(anatomy) Relating to the pericardium and the peritoneumpericardiopleural(anatomy) pericardial and pleuralpericarpalOf or relating to a pericarp.pericarpial(botany) Of or relating to a pericarp.pericaudalSurrounding the tailpericavalSurrounding the vena cavapericementalAround the cement of a tooth.pericensalSurrounding (the year) of a censuspericentralSurrounding the centrepericentrosomalAround the centrosome.pericerebralAround the cerebrum.perichaetial(botany) Of or relating to the perichaeth.pericholedochalSurrounding the bile ductperichondralSurrounding cartilageperichondrealMisspelling of perichondrial.perichondrial(anatomy) Of or pertaining to the perichondrium; situated around cartilage.perichordalAround the notochord.perichromosomalSurrounding a chromosomepericicatricialSurrounding a scarpericladialForming a sheath around the stem.periclaustralAround the claustrum of the brain.periclinal(biology) Parallel to the surface of an organ.pericloacalSurrounding the cloacapericoital(medicine) Occurring around the time of sexual intercourse.pericollateralSurrounding a collateral artery.pericolorectal(anatomy) Surrounding the colon and rectumpericommissural(anatomy) Around a commissure.periconceptionalOccurring around the time of conception.periconceptual(biology) Around the time of conception.pericontusional(pathology) That surrounds a contusionpericopalOf or relating to a pericope.pericornealSurrounding the cornea.pericoronal(botany) Surrounding a corona (of a flower)pericortical(anatomy) Surrounding a cortexpericostalSurrounding a ribpericranial(anatomy) Of or pertaining to the pericranium.pericryptal(anatomy) Around the crypts (small pits or cavities in the body).pericytalOf or pertaining to pericytes.pericytialSurrounding a cellperidentalSurrounding a tooth or its root; periodontal.peridermal(anatomy) Relating to the peridermperidialRelating to the peridium.peridigital(anatomy) Surrounding a finger or toeperidontalMisspelling of periodontal.periductalAround a duct (for example, the ductus arteriosus).periduodenalAround the duodenum.peridural(anatomy) Around the dura mater.periendosteal(anatomy) Surrounding the endosteumperiendothelialSurrounding endothelial cellsperiependymalSurrounding the ependymaperiepididimalMisspelling of periepididymal.periepididymal(anatomy) Surrounding the epididymusperiepithelialSurrounding the epitheliumperieruptionalSurrounding an eruption (typically of a tooth)periesophageal(anatomy) Around the esophagusperiestropausalSynonym of perimenopausal.perifacial(anatomy) Around the face.perifascialAround the fascia.perifemoral(anatomy) Around the femur.perifocalSurrounding a focusperifornicalAround the fornix.perifovealAround the fovea.perifungal(biology) Surrounding a fungal hyphaperigealRelating to the perigee.perigemmal(botany) Surrounding a budperigenitalSurrounding the genitalsperigenualSurrounding a genu or kneeperigestational(medicine) Around the time of gestation.periglacial(geomorphology) Of or pertaining to the area around the edge of a glacier.periglottalAround the glottis.perigonadalSurrounding the gonadsperigonadialAround the gonads.perigonialof or related to the perigoniumperigynialRelating to a perigynium.perihelial(rare) Relating to the perihelion.perihematomal(pathology) That surrounds a hematomaperihemotomalAlternative form of perihematomal.perihinalMisspelling of perirhinal.perihippocampalSurrounding the hippocampusperihypoglossalSurrounding the hypoglossal nerve.periictal(medicine) Of or pertaining to the time around a seizure episode.periimplantationalBefore and/or after an implantationperiinterventional(surgery) Surrounding an interventionperiintestinalSurrounding the intestinesperijunctionalThat surrounds a junctionperikaryal(anatomy) Relating to a perikaryonperilA situation of serious and immediate danger.perilaryngealAround the larynx.perilesionalAround a lesion.perilimbalAround the limbus.periliminalSurrounding an entranceperilingual(linguistics) Around the time that a person acquires language.perillyl(organic chemistry) The univalent radical derived from perillyl alcoholperiluminalAround the lumen.perilymphangial(anatomy) Around, or at the side of, a lymphatic vessel.perimarginalAround a margin.perimaximalAround a maximumperimeningeal(anatomy) Surrounding the meningesperimenopausalOf, pertaining to, or experiencing perimenopause.perimenstrualAround the time of menstruation.perimetrial(anatomy) Of or relating to the perimetriumperimetricalof, relating to or having a perimeterperimicrobialSurrounding a microbe; especially surrounding a bacterium within a higher organism.perimitochondrialSurrounding a mitochondrionperimitral(anatomy, medicine) In the area of the mitral valve and its margins.perimortalSynonym of perimortem.perimysialSurrounding a muscle or muscles. Often used to characterize patterns of inflammation found in myopathic disease. Endomysial and perimysial patterns of inflammation are in contrast to perivascular inflammation which surrounds blood vessels.perinaealAlternative spelling of perineal.perinarialSurrounding a nostrilperinatalOf or pertaining to the time around birth.perinatologicalRelating to perinatology.perindopril(pharmacology) A long-acting ACE inhibitor.perinealReferring to the region of the perineum.perineoscrotal(medicine) Of or relating to the perineum and the scrotum.perineovaginal(medicine) Of or relating to the perineum and the vagina.perineural(medicine) Near a nerve or nervesperineurialOf or pertaining to the perineurium.perineuronalSurrounding a neuronperinexalSurrounding a nexusperinormal(medicine) Prepathological; lying between normal and pathological.perinotochordalThat surrounds a notochordperiodicalA publication issued regularly, but less frequently than daily.periodontalsurrounding a toothperiodontologicalRelating to periodontology.perioesophagealAlternative form of periesophageal.periondontalMisspelling of periodontal.perioral(anatomy) Surrounding the mouth.periorbitalOf, pertaining to or surrounding the orbit of the eyesperiorificial(medicine) Around the orifices of the body.periostalMisspelling of periosteal.periosteal(anatomy) Of or pertaining to the periosteumperiostialMisspelling of periosteal.periostracalOf or pertaining to periostracum.periovalThat surrounds an ovumperiovarialSurrounding the ovaryperioxisomalMisspelling of peroxisomal.peripartal(medicine) Peripartum.peripateticalAlternative form of peripatetic.peripentonalThat surrounds a pentonperipersonalAround the person; near a person's body.peripharyngealSurrounding the pharynxperipheralOn the periphery or boundary.peripherialAlternative form of peripheral.periphrasticalAlternative form of periphrastic.periplacentalSurrounding or near the placenta.periplastidalAlternative form of periplastidial.periplastidialSurrounding a plastidperiplastronalSurrounding a plastronperipodialSurrounding a thoracic disc in some insectsperipolygonal(crystallography, rare) Having very many sides or angles.periportal(anatomy) Around the portal vein.periprandialAround (before and/or after) a mealperiprocedural(medicine, surgery) Occurring at about the same time as a medical procedure: shortly before it, during it, and/or shortly after it (but without further specificity).periproctalRelating to a periproct.peripteral(architecture) peripterousperipuberalMisspelling of peripubertal.peripubertalAround the time of puberty.peripyramidal(anatomy) Surrounding the renal pyramid.perirectal(anatomy) Around the rectum.perirenal(anatomy) Around the kidney.periretinal(anatomy) Surrounding the retinaperirhabdomalSurrounding a rhabdomperirhinalSituated around the nose.periruralSurrounding a rural areaperisarcalRelating to a perisarcperisarcolemmalSurrounding the sarcolemmaperiscopalSynonym of periscopic.periscopicalSynonym of periscopic.periseasonalRelating to each side of a seasonperiseptal(anatomy) Around a septum.perisexualRelated to sex or sex-seeking, without being explicitly sexual.perisinusoidal(anatomy) Surrounding the sinusoids of the liverperiskeletal(anatomy) Around the skeleton.perisomalRelating to the perisome.perisotealMisspelling of periosteal.perisphericalExactly spherical; globular.perispinal(anatomy) Surrounding the spineperissodactylAny ungulate mammal with an odd number of toes and belonging to the Perissodactyla, an equid, a tapir, or a rhinoceros.perissologicalServing to reinforce a message; having strong associations.peristernal(anatomy) Around the sternum.peristomalOf or pertaining to a peristome.peristomialOf or pertaining to a peristome.peristriatal(anatomy) Surrounding the corpus striatum.perisulcalSurrounding a sulcusperisurgicalAround the time of surgery.perisuturalAround a suture.perisynovialAround a synovium.peritextualOf or relating to peritext.perithallialSurrounding a thallusperithecalAround the theca.perithecialRelating to a perithecium.perithelialRelating to or composed of perithelium.perithyroidalSurrounding a thyroid glandperitidalRelating to part of a shore, somewhat wider than the intertidal portion, extending from above the highest tide level to below the lowest tide level.peritonaealAlternative spelling of peritoneal.peritonealOf, relating to, or affecting the peritoneum.peritracheal(anatomy) Surrounding the tracheae.peritrigonal(anatomy) Surrounding a trigoneperitropal(botany, archaic) Having the axis of the seed perpendicular to the axis of the pericarp to which it is attached.peritruncalSurrounding the trunk (of the body)peritubal(anatomy) Surrounding a tube, especially a Fallopian tube.perituberalSurrounding a tuberperitumoral(pathology) Around a tumorperitumouralAlternative form of peritumoral.periumbilical(anatomy) Around the umbilicus.periungual(anatomy) Around the nail.periurachal(anatomy) Around the urachus.periureteralAround the ureter.periurethral(anatomy) Surrounding the urethraperivaginal(anatomy) Around the vagina.perivaricealSurrounding a varixperivertebral(anatomy) Surrounding the vertebrae.perivesicalNear, or surrounding the urinary bladderperivesselperivascularperivisceral(anatomy) Around the viscera.perivulval(anatomy) Around the vulva.perixosomalMisspelling of peroxisomal.perizonialRelating to a perizonium.permabull(finance, informal) A financial pundit who is permanently bullish on the stock market.permaculturalOf or pertaining to permaculture.permakill(transitive, informal) To kill permanently, so as to prevent resurrection.permanental(mathematics) Related to or composed of permanents.permethyl(organic chemistry) Having all its hydrogen atoms replaced by methyl groupspermutahedral(mathematics) Relating to a permutahedronpermutationalOf or pertaining to permutationpermutohedralOf or relating to the permutohedron.pernilSlow-roasted marinated pork leg or shoulder, typically marinated with sofrito, as prepared in the cuisines of Puerto Rico, Dominican Republic, Cuba, Colombia, Venezuela and Ecuador.peroneal(anatomy) Pertaining to the fibula or to the part of the leg containing it, the outside (lateral aspect) of the lower leg (that is, what anatomical terminology calls the leg, from knee to foot).peroneotibialRelating to the perone (fibula) and the tibia.peroral(medicine) By way of the mouth, oral cavity.perorationalRelating to peroration.peroxidalRelating to peroxides, but especially to the bleaching effect of hydrogen peroxideperoxismalMisspelling of peroxisomal.peroxisomalOf or pertaining to the peroxisomeperoxyacetyl(organic chemistry, especially in combination) The univalent radical derived from peroxyacetic acidperoxyhemiacetal(organic chemistry) Any derivative of a hemiacetal in which the ether linkage (R-O-R) is replaced by a peroxide (R-O-O-R)peroxyl(organic chemistry) Any univalent radical, R-O-O-, derived from a peroxideperoxysomalMisspelling of peroxisomal.perpetualLasting forever, or for an indefinitely long time.perpetuallObsolete form of perpetual.perplexful(obsolete) perplexingperradial(zoology) Situated around the radii, or radial tubes, of a radiate.perrisodactylhaving one or an odd number of toes, especially in designation of certain ungulatespersecutionalOf or relating to persecution.persecutorialSynonym of persecutory.perseitol(organic chemistry) A sugar alcohol (2S,3R,5R,6R)-heptane-1,2,3,4,5,6,7-heptolpersonalPertaining to persons (human beings as opposed to things or animals).personallObsolete form of personal.personnelCollection of people in an organization, such as employees and office staff, members of the military, etc.personologicalOf or relating to personology.persoonol(organic chemistry) A particular resorcinolic lipid.perspectivalOf or pertaining to perspective.perspicil(obsolete) An optical glass; a telescope.persualMisspelling of perusal.persymmetricalAlternative form of persymmetric.perturbationalOf, pertaining to, or caused by perturbation.pertussalPertaining to pertussis or whooping-cough.perusalThe act or process of perusing, or an instance of it.pervaginal(medicine) By way of the vaginapervial(obsolete) perviousperzinfotelA potent NMDA antagonist with neuroprotective effects.peshtamalAlternative form of peshtemal.peshtemalA traditional cotton towel used in Turkish baths.pessimalBad to a maximal extent; worst.pessimisticalArchaic form of pessimistic.pestamalAlternative form of peshtemal.pestemalAlternative form of peshtemal.pestfulannoying; acting as a pestpesticidalOf, pertaining to, or effective as a pesticide.pestilentialOf or relating to pestilence or plague.pestiviralRelating to pestivirusespestologicalRelating to pestology.petabecquerel(metrology) An SI unit of radioactivity equal to 10¹⁵ becquerels. Symbol: Ppetal(euphemistic, hypocoristic) The labia (majora).petaltail(entomology) Any dragonfly in the family Petaluridae; a petalurid.petecchialMisspelling of petechial.petechial(medicine) Characterized by, pertaining to, or resembling petechiae (small, nonraised haemorrhages on the skin).peterelArchaic form of petrel.pethanol(pharmacology) The opioid analgesic drug pethidine.petitionalOf or relating to a petition.petrelAny of various species of black, grey, or white seabirds in the order Procellariiformes.petrichloralA sedative and hypnotic drug related to chloral hydrate.petrochemical(petrochemistry) Any chemical derived from petroleum.petroclival(anatomy) Relating to the petrous part of the temporal bone and the clivuspetrodiesel(retronym) Diesel derived from petroleum (contrasted with biodiesel).petrogeologicalPertaining to petrogeology.petrographicalAlternative form of petrographic.petroilA mixture of oil and gasoline used in certain types of vehicle engine.petrol(informal) A motor vehicle powered by petrol (as opposed to diesel).petrologicalOf or pertaining to petrology, the study of rock formation and compositionpetromyzonacil(organic chemistry) Any of several uracil derivatives present in lampreys (of the genus Petromyzon)petromyzonol(organic chemistry) The sterol 3α,7α,12α,24-tetrahydroxy-5α-cholane that is a spawning pheromone in lampreyspetronel(obsolete, weaponry) A short but large-caliber, heavy 16th- and 17th-century firearm that used a matchlock or wheellock mechanism, intermediate between the arquebuse and pistol.petronellObsolete form of petronel.petrophysicalRelating to petrophysics.petropoliticalRelating to petropolitics.petrosalOf great hardness; petrous.petrosquamosal(anatomy) petrous and squamosalpeucil(chemistry) A liquid resembling camphene, obtained by treating turpentine hydrochloride with lime.peucylAlternative form of peucil.pewfulAn amount sufficient to fill a pew.peyotlAlternative form of peyote.peytrelAlternative form of poitrel.phaalAlternative spelling of phall.phacoidalHaving the form of the lens of the eye, or lentil; lenticularphaenomenalArchaic spelling of phenomenal.phaeophyll(biochemistry) The carotenoid pigment of brown algae, mostly composed of fucoxanthinphaeoviralRelating to phaeovirusesphagedaenicalAlternative form of phagedaenic.phagedenicalAlternative form of phagedaenic.phagocytalSynonym of phagocytic.phagocyticalSynonym of phagocytic.phagolysosomalOf or pertaining to a phagolysosomephagosomalOf or pertaining to a phagosome.phal(informal, botany) phalaenopsisphalangal(now rare) Synonym of phalangeal.phalangealRelating to a phalanx.phalangial(anatomy) Alternative form of phalangeal.phalansterialOf or relating to a phalanstery.phalengealMisspelling of phalangeal.phallA spicy grilled South Indian curry made with chillis and ginger.phallicalAlternative form of phallic.phallologicalof or relating to phallology, the study of the penisphanciful(obsolete) Rare spelling of fanciful.phancifull(obsolete) Rare spelling of fanciful.phaneroglossal(zoology) Having a conspicuous tongue.phantasmagorialSynonym of phantasmagoric.phantasmagoricalSynonym of phantasmagoric.phantasmalOf or pertaining to, or having the characteristics of, a phantasm (“something seen but having no physical reality”); imaginary, unreal.phantasmatical(archaic) phantasmalphantasmicalAlternative form of phantasmic.phantasmologicalRelating to phantasmology.phantasticalArchaic spelling of fantastical.phantasticallArchaic spelling of fantastical.phantomicalSynonym of phantomic.pharisaicalOf or pertaining to the Pharisees.pharmacal(archaic) pharmaceuticalpharmaceutical(medicine, pharmacy, pharmacology) Of or relating to pharmacy or pharmacists.pharmacobehavioralRelating to pharmaceutical drugs and behavior (and their relationships).pharmacochemicalRelating to pharmacochemistry.pharmacodevelopmental(medicine) Relating to the effects of medicinal drugs upon developmentpharmacodynamicalAlternative form of pharmacodynamic.pharmacoeconomicalOf or pertaining to pharmacoeconomics.pharmacoendocrinologicalRelating to the (study of the) effects of pharmaceuticals on the endocrine systempharmacoepidemiologicalOf or relating to pharmacoepidemiology.pharmacogeneticalAlternative form of pharmacogenetic.pharmacognosticalRelating to pharmacognosy.pharmacokineticalAlternative form of pharmacokinetic.pharmacological(pharmacology) Of or having to do with pharmacology.pharmacomechanicalpharmacological and mechanicalpharmacopathologicalRelating to pharmacopathology.pharmacopeial(pharmacy, pharmacology) Of or pertaining to pharmacopeia.pharmacophysiologicalRelating to pharmacophysiologypharmacopoeial(pharmacology, pharmacy) Of or pertaining to pharmacopoeia.pharmacotechnicalpharmaceutical and technicalpharmacotherapeuticalAlternative form of pharmacotherapeutic.pharmacotoxicologicalRelating to pharmacotoxicologypharmatheuticalMisspelling of pharmaceutical.pharyngalAlternative form of pharyngeal.pharyngeal(anatomy) Of or pertaining to the pharynx.pharyngobranchial(anatomy) Of or relating to the pharynx and the branchiae; applied especially to the dorsal elements in the branchial arches of fishes.pharyngoconjunctivalInvolving pharyngitis and conjunctivitis; applied to a form of adenovirus infection.pharyngoesophagealRelating to the pharynx and the esophaguspharyngoglossal(anatomy) Relating to the pharynx and tongue.pharyngoglottalRelating to the pharynx and glottis.pharyngointestinal(anatomy) Relating to the pharynx and the intestinespharyngojejunal(surgery) relating to, or connecting the pharynx and the jejunumpharyngolaryngeal(anatomy) Relating to both the pharynx and the larynx.pharyngologicalRelating to pharyngology.pharyngonasal(anatomy) Relating to the pharynx and nose.pharyngotrachealRelating to the pharynx and the tracheaphasalAlternative form of phasic.phasealOf or relating to a phase.phasecal(radio astronomy, attributive) A system that injects a frequency comb signal in order to disambiguate phase in multiple basebands downconverted from the input signal.phasel(obsolete) The French bean, or kidney bean.phellandral(organic chemistry) A specific monoterpene aldehyde.phellodermalOf or pertaining to phelloderm.phenacyl(organic chemistry, especially in combination) The aromatic ketonic radical C₆H₅-CO-CH₂-phenaglycodolA drug used as a tranquilizer.phenanthrenemethanol(organic chemistry) A chemical compound used to treat malaria.phenanthrenyl(organic chemistry, especially in combination) Any of five isomeric univalent radicals derived from phenanthrenephenanthrol(organic chemistry) Any of five isomeric phenols derived from phenanthrenephenanthromethyl(organic chemistry) A phenanthryl derivative of a methyl radicalphenanthryl(organic chemistry, especially in combination) Any univalent radical derived from phenanthrenephenetol(chemistry) The ethyl ether of phenol, obtained as an aromatic liquid, C₆H₅.O.C₂H₅.phenetsalThe salicylic acid ester of acetaminophenol, used as an antirheumatic, antipyretic, antiseptic, and analgesic.phenicol(medicine) Synonym of chloramphenicol.phenobarbital(pharmacology) A narcotic and sedative barbiturate drug used chiefly to treat epilepsy.phenobarbitolAlternative spelling of phenobarbital.phenobutiodil(pharmacology) A chemical used as a contrast medium.phenocritical(genetics, of a developing organism) susceptible to environmental modification of its genesphenocrystalSynonym of phenocryst.phenogeographicalRelating to phenogeography.phenol(organic chemistry, countable) Any of a class of aromatic organic compounds having at least one hydroxyl group attached directly to the benzene ring (or other aromatic ring)phenologicalOf or pertaining to phenologyphenomenal(colloquial) Very remarkable; highly extraordinary; amazing.phenomenalisticalAlternative form of phenomenalistic.phenomenicalOf or pertaining to phenomena.phenomenological(philosophy) Of or relating to phenomenology, or consistent with the principles of phenomenology.phenoseasonalRelating to a phenoseasonphenotypicalOf or pertaining to a phenotype.phenoxetolSynonym of phenoxyethanol.phenoxybenzyl(organic chemistry) Any phenoxy derivative of a benzyl radicalphenoxyethanol(organic chemistry) An organic compound, a glycol ether often used in dermatological products.phenoxyl(organic chemistry, often in combination) The univalent radical C₆H₅-O- derived from phenolphenoxyphenyl(organic chemistry, in combination) A phenoxy derivative of a phenyl groupphenoxypropanolAny of five isomeric phenoxy derivatives of propanolphenyl(organic chemistry) A univalent hydrocarbon radical, C₆H₅ (benzene minus one hydrogen atom), and the basis of an immense number of aromatic derivatives.phenylacetyl(organic chemistry, especially in combination) Any phenyl derivative of an acetyl groupphenylalanyl(organic chemistry, especially in combination) The univalent radical derived from phenylalaninephenylcarbinolbenzyl alcoholphenylethanol(organic chemistry) A phenyl derivative of ethanolphenylethyl(organic chemistry, in combination) Any phenyl derivative of an ethyl groupphenylethynyl(organic chemistry, especially in combination) The phenyl derivative of the ethynyl group C₆H₅-C≡C-phenylglycinol(organic chemistry) Any phenyl derivative of glycinol, but especially 2-phenylglycinolphenylglyoxal(organic chemistry) An organic compound with formula C₆H₅C(O)C(O)H, used as a reagent to modify the amino acid arginine.phenylhexyl(organic chemistry, in combination) Any phenyl derivative of a hexyl groupphenylhydrazyl(organic chemistry, especially in combination) A univalent radical derived from a phenylhydrazinephenylmercurial(chemistry) Of or relating to phenylmercury.phenylmethanesulfonylphenylmethylsulfonylphenylmethyl(organic chemistry) Benzyl: the cyclic radical, ion or functional group having the formula C₆H₅CH₂phenylmethylsulfonyl(organic chemistry, especially in combination) The univalent radical formed by the attachment of a sulfonyl group to methylbenzene (toluene)phenylmethylsulphonyl(organic chemistry, especially in combination) Alternative form of phenylmethylsulfonyl.phenylpropionyl(organic chemistry) Any phenyl derivative of a propionyl radicalphenylpropyl(organic chemistry, especially in combination) Any phenyl derivative of a propyl radicalphenylsulfinyl(organic chemistry, especially in combination) Any phenyl derivative of a sulfinyl groupphenylsulfonyl(organic chemistry, especially in combination) Any phenyl derivative of a sulfonyl groupphenylthiol(organic chemistry) The simplest aromatic thiol, C₆H₅-SHphenylthiomethyl(organic chemistry, in combination) The univalent radical C₆H₅-S-CH₂-phenyramidolAlternative form of fenyramidol.pheochromocytomalRelating to a pheochromocytomapheromonalOf or pertaining to a pheromonephetharbitalA barbiturate derivative with anticonvulsant effects and relatively weak sedative action.phial(transitive) To keep or put (something, especially a liquid) in, or as if in, a phial.phialfulEnough to fill a phial.philanthropicalphilanthropicphilatelicalRelating to philately.philobiblicalInterested in the Bible.philodoxicalInterested in opinions or beliefs, rather than facts.philologicalOf or pertaining to the history of literature and words.philomathematicalFond of mathematics.philomel(poetic) The nightingale.philopolemicalSynonym of philopolemic.philosophicalOf, or pertaining to, philosophy.philosophicallObsolete form of philosophical.philosophicohistoricalRelating to philosophy and history.philosophicolegalRelating to philosophy and law.philosophicopsychologicalBoth philosophical and psychological; of or relating to both philosophy and psychology.philosophicotheologicalRelating to philosophy and theology.philosophisticalAlternative form of philosophistic.philotechnicalAlternative form of philotechnic.phleboviralRelating to the phleboviruses.phleixanthophyll(organic chemistry) A particular carotenoid.phlogisticalAlternative form of phlogistic.phlorethol(biochemistry) A phloroglucinol oligomer with C-O-C linkages, a kind of phlorotannin.phloroglucinol(chemistry) A poisonous trihydroxy phenol, 1,3,5-trihydroxybenzene, C₆H₃(OH)₃, used as a bone decalcifying agent.phlorol(chemistry) A phenol that is metameric with xylenol, obtained by distillation of certain salts of phloretic acid.phocal(zoology) Pertaining to sealsphoetal(hypercorrect) Obsolete spelling of fetal.phonalOf, relating to, or produced by, the voice.phonationalRelating to phonation.phonecallAlternative form of phone call.phonefulA quantity loaded onto a phone.phonemalSynonym of phonemic.phoneticalof, or pertaining to phonetics.phonoaudiologicalRelating to phonoaudiology.phonographicalAlternative form of phonographic.phonologicalOf or relating to phonology.phonolologicalMisspelling of phonological.phonomicrosurgical(surgery) Relating to phonomicrosurgeryphonosurgicalRelating to phonosurgery.phonotacticalSynonym of phonotactic.phonotopicalIn which each separate position is associated with a different soundphonotypicalAlternative form of phonotypic.phorbol(organic chemistry) A diterpene alcohol derived from croton oilphosphatidyl(organic chemistry) A radical derived from a phosphatidephosphatidylglycerol(biochemistry, organic chemistry) Any phospholipid in which the small organic molecule is glycerolphosphatidylinositol(chemistry) a phospholipid containing inositolphosphinyl(organic chemistry, especially in combination) Any radical derived from a phosphinephosphodolichol(organic chemistry) dolichol phosphatephosphoenol(organic chemistry) Any phosphate of an enolphosphoglycerol(organic chemistry) The glycerol ester of phosphoric acid that is a component of phospholipidsphosphoglycosyl(biochemistry) A glycosyl group attached to a phospholipidphosphoinositol(chemistry) inositol phosphatephosphonoglycerolSynonym of glycerophosphoric acid.phosphonull(biochemistry) Not modified by phosphomimeticsphosphonyl(organic chemistry, especially in combination) Any radical derived from a phosphonic acidphosphopantetheinyl(organic chemistry, especially in combination) A univalent radical derived from phosphopantetheinephosphopantheteinylA univalent radical derived from phosphopantheteinephosphoranyl(organic chemistry) Any organophosphorus radical of the form R₄P.phosphoreal(obsolete) of or relating to phosphorusphosphorialAlternative spelling of phosphoreal.phosphoribosyl(biochemistry, especially in combination) the univalent radical derived from phosphoribose (ribose phosphate)phosphorical(obsolete) Producing light; luminous, glittering.phosphorolyticalAlternative form of phosphorolytic.phosphoryl(chemistry) the trivalent radical O=P≡phosphorylational(biochemistry) Relating to phosphorylationphosphosignal(biochemistry) An intercellular signal mediated by a sphingosine-phosphatephosphothiol(inorganic chemistry) The compound S=P(OH)₃phosphotyrosylThe univalent radical derived from phosphotyrosinephotoacclimationalRelating to photoacclimationphotoadaptationalRelating to photoadaptationphotoantimicrobialAn antimicrobial that is activated by the presence of lightphotobacterialOf or pertaining to photobacteriaphotobactericidalThat kills photobacteriaphotobiochemical(biochemistry) Relating to photobiochemistryphotobiologicalOf or pertaining to photobiology.photobiophysicalOf or pertaining to photobiophysicsphotocallA gathering of theatrical performers for the purpose of being photographed.photocellA photoelectric cell.photochemical(chemistry) Of, relating to, or produced by photochemistry or by photochemical reactions.photocholesterol(organic chemistry) An analogue of cholesterol in which the 5-6 double bond has been replaced by a photoactivatable diazirine groupphotoconceptualOf or relating to a form of conceptual art that uses photographs.photoconjunctivitalRelating to photoconjunctivitisphotocontrolThe control of a system using lightphotodermatologicalRelating to photodermatologyphotodynamicalRelating to photodynamics.photoelectricalphotoelectricphotoelectrochemical(chemistry, physics) Of or pertaining to photoelectrochemistry.photogeologicalRelating to photogeology.photogrammetricalAlternative form of photogrammetric.photographical(dated) Photographic.photogravitational(physics, astronomy) Describing the effects of light radiation on the gravitational attraction to a starphotohydrothermalThat employs a beam of light and hot waterphotoinsecticidalRelating to photoinsecticidesphotojournalA journal in the form of a collection of photographs that tell a story.photokeratitalRelating to photokeratitisphotolabelA label attached to a molecule by photoaffinity labelingphotolarvicidalRelating to photolarvicidesphotologicalRelating to photology.photomechanicalof or relating to any of several methods of printing via a plate which has been prepared photographically, and can contain both text and imagesphotomedicalRelating to photomedicine.photometricalSynonym of photometric.photomorphologicalRelating to photomorphologyphotomuralA large photograph (or series of photographs) used as a wall decoration.photoneutral(biology, physics) Unaffected by the action of lightphotonovelA story illustrated with photographs and text captions.photoparoxysmalDescribing an abnormal response to flashing light characterised by spikes of cortical activityphotoperiodicalphotoperiodicphotopharmacologicalRelating to photopharmacologyphotophilThe phase of a two-phase circadian rhythm associated with light and expenditure of energy.photophysical(physics) Describing photoexcitation and any subsequent process that does not involve any chemical changephotophysiologicalRelating to photophysiologyphotoreal(computer graphics) Exhibiting photorealism.photoreceptoralRelating to photoreceptorsphotoreversalphotoreactivationphotorheological(physics, chemistry) Describing any rheological property that can be modified by exposure to light.photosculpturalRelating to photosculpture.photosyntheticalAlternative form of photosynthetic.phototacticalAlternative form of phototactic.phototherapeuticalAlternative form of phototherapeutic.photothermal(physics) Involving the production of heat by photoexcitation.phototopographicalRelating to phototopography.phototypographicalRelating to phototypography.photovirucidalVirucidal only (or especially) in the presence of light.photovisual(astronomy) Relating to the magnitude of a star as measured by the size of its image on an isochromatic photographic emulsion.phragmobasidialRelating to the phragmobasidium.phragmosomalOf or relating to a phragmosome.phrasalRelating to, or used in the manner of, a phrase.phraseologicalOf or pertaining to phraseology.phratralRelating to a phratry.phreneticalDated form of frenetic.phrenicoabdominalRelating to the diaphragm and the abdomen.phrenicocardialRelating to the diaphragm and the heart.phrenicocostal(anatomy) Relating to the ribs and diaphragm.phrenicofacialRelating to the diaphragm and the face.phrenicolienal(anatomy) Relating to the diaphragm and spleen; phrenicosplenic.phrenocostal(anatomy) Relating to the ribs and diaphragm.phrenologicalPertaining to phrenology.phthalimidyl(organic chemistry, especially in combination) A radical derived from phthalimide.phthaloyl(organic chemistry, especially in combination) Any divalent radical derived from phthalic acidphthalylDated form of phthaloyl.phthiocerol(organic chemistry) A hydroxy derivative of a methyltetratriacontane that is a characteristic constituent of the waxes of tubercule bacilliphthongal(phonetics) Formed into, or characterized by, voice; vocalized.phychical(archaic) psychicphycodnaviralRelating to phycodnaviruses.phycologicalOf or pertaining to the scientific study of algae.phycoviralRelating to the phycovirusesphyllodialRelating to a phyllodium.phylloidalSynonym of phylloid.phylloquinol(organic chemistry) A reduced form of phylloquinonephylobiogeographicalRelating to phylobiogeographyphylogeneticalphylogeneticphylogeographicalOf or pertaining to phylogeographyphylosignalA phylogenetic signalphylosophicalObsolete spelling of philosophical.phylosophicallObsolete form of philosophical.phylotemporalRelating to changes in species over timephyseal(anatomy) Relating to the physis.physickalObsolete form of physical.physicoastronomicalRelating to physics and astronomy.physicobiologicalRelating to physics and biology.physicochemicalDependent on the joint action of both physical and chemical processes.physicogeographicalRelating to physics and geography.physicologicalOf or relating to physicology.physicomathematicalRelating to physicomathematicsphysicomechanicalphysical and mechanicalphysicomedicalOf or pertaining to the physical aspects of medicine.physicomentalAlternative form of physico-mental.physicophilosophicalRelating to physics and philosophy.physicophysiologicalRelating to physics and physiology.physicopsychicalRelating to the physical world and the psyche.physicosocialRelating to physics and society.physicotechnologicalRelating to physics and technology.physicotheologicalRelating to physicotheology.physioballAn exercise ball.physiobiologicalRelating to physiobiology.physiochemicalOf or pertaining to both physiology and chemistryphysiocraticalphysiocraticphysioecologicalphysiological and ecologicalphysiogeographicalAlternative form of physiogeographic.physiognomicalOf or pertaining to physiognomy.physiognomonicalAlternative form of physiognomic.physiographicalOf or pertaining to physiography.physiolAbbreviation of physiology.physiologicalOf, or relating to physiology.physiomechanicalDescribing any physical property that is affected by mechanical processes, such as erosion.physiomedicalRelating to physicomedicalism.physiomentalPertaining to both the body and the mind.physiopathologicalPathophysiological: pertaining to the physiological changes caused by disease, or to the study thereofphysiopharmacologicalphysiological and pharmacologicalphysiopsychologicalphysiological and psychologicalphysiosociologicalRelating to physiology and sociology.physiotemporalOf or relating to time-based relationships in physical phenomena, such as the recurring motions of planets.phytanoyl(organic chemistry, especially in combination) A univalent radical formally derived from phytanic acid by removal of the hydroxyl groupphytantriol(organic chemistry) The diterpenoid triol 3,7,11,15-tetramethylhexadecane-1,2,3-triolphytanyl(organic chemistry) Any radical derived from phytanephytobacterialOf or pertaining to phytobacteriaphytobiologicalOf or pertaining to phytobiology.phytochemicalPertaining to the chemistry of plants.phytochorialOf or relating to a phytochorion.phytocidalThat kills plantsphytococktailA cocktail (not usually alcoholic) made from diverse plant extracts.phytocoenologicalOf or relating to phytocoenology, the study of phytocoenoses.phytoculturalRelating to the culture (growth) of plantsphytodetritalRelating to or composed of phytodetritus.phytoecological(ecology) Relating to phytoecologyphytoflavonolAny flavonol present in a plant (typically in a flower)phytogeneticalSynonym of phytogenetic.phytogeographicalOf or pertaining to phytogeography.phytographicalOf or pertaining to phytography.phytohormonalRelating to phytohormones.phytol(organic chemistry) The diterpenoid alcohol (2E,7R,11R)-3,7,11,15-tetramethyl-2-hexadecen-1-ol, derived from chlorophyll.phytolithologicalRelating to phytolithology.phytologicalof or relating to phytologyphytomedicalRelating to phytomedicine.phytomedicinalRelating to phytomedicine.phytomorphologicalRelating to phytomorphology.phytopathologicalOf or pertaining to phytopathologyphytopharmaceutical(pharmacology) Describing pharmaceutical agents of plant origin.phytopharmacologicalRelating to phytopharmacology.phytophenolAny phenolic substance of plant origin, but especially any such polyphenolphytophenomenologicalOf or pertaining to phytophenomenology.phytophil(biology) Alternative form of phytophile.phytophysiologicalrelating to the physiology of plantsphytoplasmalRelating to phytoplasmasphytopolyphenol(biochemistry) Any polyphenol of plant originphytopromotionalRelating to, or causing phytopromotionphytoremedialRelating to phytoremediationphytosociologicalRelating to phytosociologyphytosomalRelating to or composed of phytosomes.phytostanol(biochemistry) Any stanol of plant originphytosterol(biochemistry, botany) Any of a group of steroid alcohols, phytochemicals naturally occurring in plants. They are white powders with mild, characteristic odor, insoluble in water and soluble in alcohols.phytosteryl(biochemistry, especially in combination) A univalent radical derived from a phytosterolphytotherapeuticalAlternative form of phytotherapeutic.phytotopographicalRelating to phytotopography.phytotoxicologicalRelating to phytotoxicologyphytoviralRelating to plant viruses.phytyl(organic chemistry, especially in combination) The univalent radical derived from phytolpial(anatomy) Of or pertaining to the pia or pia mater.picadillAlternative form of piccadill.picalAlternative form of picul.picarelAny of the genus Spicara of fishpiccadellAlternative form of piccadill.piccadilAlternative form of piccadill.piccadill(historical) A large, broad lace collar from the 17th century.piceatannol(organic chemistry) A phenolic stilbenoid, a metabolite of resveratrol, found in red wine and believed to possess anticancer properties.picenadol(pharmacology) A particular narcotic painkiller.piceol(organic chemistry) A phenolic compound found in the needles and mycorrhizal roots of the Norway spruce (Picea abies).pickadellAlternative form of piccadill.pickadilAlternative form of piccadill.pickadillAlternative form of piccadill.pickerelA freshwater fish of the genus Esox.pickleball(countable) The ball used in the sport of pickleball.picoalgalRelating to picoalgaepicobirnaviralRelating to picobirnavirusespicocell(telecommunications) A wireless communication system covering a small area, such as a single office or railway station, often used to extend cellular network coverage to indoor areas where signals cannot easily penetrate.picocyanobacterialRelating to picocyanobacteria.picokatal(metrology) An SI unit of catalytic activity equal to 10⁻¹² katals. Symbol: ppicolinol(organic chemistry) Any alcohol derived from a picoline by converting the -CH₃ group into -CH₂OHpicolinyl(organic chemistry) Any univalent radical derived from a picolinolpicolyl(organic chemistry) A univalent radical derived from a picolinepicomolAlternative form of picomole.piconolA nonsteroidal anti-inflammatory drug, a form of ibuprofen.picornaviralOf or pertaining to picornaviruses.picosignalA picoscale signalpicralA solution of picric acid in alcohol, used for etchingpicrel(Internet slang, 4chan slang) A picture attached to a post, especially one on an imageboard.picrol(dated, organic chemistry) dinitrophenolpicromel(chemistry, obsolete) A colourless viscous substance having a bittersweet taste, formerly supposed to be the essential principle of bile, but later identified as a mixture, principally of salts of glycocholic acid and taurocholic acid.picryl(organic chemistry, especially in combination) The univalent radical, analogous to phenyl, derived from picric acidpicrylhydrazyl(organic chemistry) A free radical derived from picrylhydrazine; any derivative of this compoundpictel(dated, computer graphics) A pixel.pictographicalAlternative form of pictographic.pictoral(uncommon, possibly nonstandard) Alternative form of pictorial.pictorialOf, relating to, composed of, or illustrated by pictures.pictoricalAlternative form of pictoric.pictural(obsolete) A picture.picul(units of measure) A traditional South and East Asian unit of weight, based upon the load of a shoulder pole and varying by place and over time but usually standardized at about 60 kg.picumeterol(pharmacology) A beta-adrenergic agonist drug.piecemeal(idiomatic) Made or done in pieces or one stage at a time.piedmontalRelating to a piedmont.piedstallObsolete form of pedestal.piedtailA hummingbird of the genus Phlogophilus, native to Colombia, Ecuador and Peru.piezochemicalPertaining to piezochemistry.piezocrystal(physics) A piezoelectric crystal.piezoelectricalpiezoelectricpiezomechanical(physics) Describing any mechanical effect of stresspiezometricalAlternative form of piezometric.piezoopticalSynonym of piezooptic.piezosurgicalRelating to piezosurgery.pigbelClostridial necrotizing enteritis, a kind of food poisoning caused by Clostridium perfringens.pightelAlternative form of pightle.pigmentalOf or pertaining to pigment.pigmentationalOf or pertaining to pigmentation.pigswillswill: slops fed to pigspigtail(literally) The tail of a pig.pikalAlternative form of picul.piketail(dialect or archaic) The pintail duck.pikolAlternative form of picul.pikulAlternative form of picul.pill(broadly) A small, usually round or cylindrical object designed for easy swallowing, usually containing some sort of medication.pillowfulEnough to fill a pillow.pillsnailA terrestrial snail of the eastern US, genus Euchemotrema.pilonidalHaving body hairs which have grown in a concentrated area on the skin and formed a cyst or abscess.pilpilBoquila trifoliolata.pilpulSynonym of sophistry, hair-splitting, quibbling.pimeloyl(organic chemistry, especially in combination) A univalent radical formally derived from pimelic acid by removal of a hydroxyl grouppimpernel(now rare) A plant of the genus Pimpinella, especially burnet saxifrage (Pimpinella saxifraga).pimpinelThe burnet saxifrage.pinacidil(pharmacology) A cyanoguanidine drug.pinacocytalRelating to, or composed of, pinacocytes.pinacodermalRelating to or composed of pinacoderms.pinacoidal(crystallography) Relating to the pinacoid.pinacol(organic chemistry) any tetra-substituted derivative of ethylene glycol, of general formula R₂C(OH)-C(OH)R₂, especially the simplest example where R is methylpinacolyl(organic chemistry, especially in combination) The univalent radical 3,3-dimethyl-2-butyl derived from pinacolyl alcohol.pinakoidalAlternative form of pinacoidal.pinanediol(organic chemistry) Any diol derived from pinanepinballThe ball used in pinball.pincertailAny of various species of gomphid dragonfly of the genus Onychogomphus, of Eurasia and Africa.pincurlAlternative form of pin curl.pindal(obsolete, Caribbean) The peanut (Arachis hypogaea).pindolol(pharmacology) A β-adrenergic blocking agent used to treat cardiac arrhythmia and hypertension.pinealIn the shape of a pine cone.pinfall(bowling) The number of pins toppled by a bowler or bowling team during a game, tournament, career, or some other measured period.pinitol(organic chemistry) A cyclitol with antidiabetic activity, first identified in the sugar pine (Pinus lambertiana).pinkpill(incel slang) A notional pill taken by femcels (female incels) who have adopted a nihilistic philosophy that unattractive women will never be sexually or romantically successful.pinnal(anatomy, botany, zoology) Relating to a pinnapinocarveol(organic chemistry) An organic compound with chemical formula C₁₀H₁₆O, obtainable from pinylamine.pinoresinol(organic chemistry) A particular lignan found in several plant speciespinrail(nautical) A rail, at the base of a mast, to which halyards are fixed using belaying pinspinsealAlternative form of pin seal.pinselThe triangular heraldic flag of a Scottish clan chief's representative, used in the clan chief's absence.pintailA pintail duck, a type of dabbling duck with a characteristic pointed tail.pintelAlternative spelling of pintle.pinwheelAn artificial flower with a stem, usually plastic, for children: the flower spins round in the wind, like a small paper windmill.pionful(physics, of a theory) That includes pionspipalAlternative form of peepul.pipefulEnough tobacco to fill a pipe for smoking.piperazinyl(organic chemistry, especially in combination) Any radical or cation derived from piperazinepiperidinol(organic chemistry) Any alcohol derived from piperidinepiperidinyl(organic chemistry, especially in combination) A univalent radical derived from piperidine.piperidyl(organic chemistry, especially in combination) A univalent radical derived from piperidinepiperitol(organic chemistry) The monoterpenoid 6-isopropyl-3-methyl-2-cyclohexen-1-ol or an isomerpiperonal(organic chemistry) The methylene ether of 3,4 dihydroxy benzaldehyde; used in perfume to give a floral notepiperonyl(organic chemistry, especially in combination) A univalent radical derived from 1,3-benzodioxole.pipistrelAlternative form of pipistrelle.pippulDated form of peepul.pipradimadol(pharmacology) An antiemetic drug.pipradolA mild stimulant of the central nervous system, used to treat obesity, narcolepsy, ADHD and dementia, but no longer widely used because of the potential for abuse.pipradrolA mild central nervous system stimulant.pipratecolA vasodilator.piprofurolA calcium channel blocker.pipulAlternative form of peepul.piraticalOf, pertaining to, or similar to pirates.pirbuterol(pharmacology) A bronchodilator used in the treatment of asthma.pirepololA beta-adrenergic blocking drug.piribedil(pharmacology) An antiparkinsonian drug derived from piperazine.piridosal(pharmacology) The opioid analgesic drug pethidine.pirinixilAn antilipidemic drug.pirisudanolThe succinic acid ester of pyridoxine and of deanol, used to treat mild cognitive impairment, fatigue, and depression.pirl(transitive) To twist or wind, especially into a cord or braid etc.pirmenolAn antiarrhythmic drug.pirozadil(pharmacology) An antilipidemic drug.pirquinozolA drug investigated as an antiallergen and antiasthmatic agent in the early 1980s but never marketed.piscatorialOf or pertaining to fishermen or fishing.piscicidalActing as a piscicide; fatal to fish.pisciculturalPertaining to pisciculture.piscinalRelating to a fishpond.pissgirl(BDSM, slang) A woman who engages in pissplay.pistil(botany) A discrete organ in the center of a flower capable of receiving pollen and producing a fruit, it is divided into an ovary, style and stigma.pistol(loosely) A handgunpitbullShortened form of pit bull terrier.pitcherfulThe quantity that a pitcher can hold.pitchforkfulThe amount that a pitchfork holds.pitchpollAlternative form of pitchpole.pitcoal(historical, British) Coal from a pit: mineral coal mined from a mine, as opposed to charcoal or seacoal.pitenodil(pharmacology) A vasodilator.pitfall(figurative) A potential, unsuspected, hidden problem, hazard, or danger that is easily encountered but not immediately obvious.pitfulAs much as a pit will hold.pithballA ball made of plant pith, used in early experiments with electricity.pithecologicalRelating to pithecology.pitifulSo appalling or sad that one feels or should feel sorry for it; eliciting pity.pitifullObsolete form of pitiful.pittacal(organic chemistry) A dark blue dyestuff obtained from wood-tar oil, the first to be commercially produced.pittifulObsolete form of pitiful.pittyfulObsolete form of pitiful.pitwallThe wall of a pitpitwheelA wheel forming part of the machinery in a watermill, mounted on the opposite end of the axle to the waterwheel, and driving the wallower on the upright shaft or layshaft.pityfulObsolete form of pitiful.pivaloyl(organic chemistry, especially in combination) The radical derived from pivalic acidpivaloyloxymethyl(organic chemistry) A protecting group, (CH₃)₃C-CO-O-CH₂, used in organic synthesis and to produce prodrugs.pivopril(pharmacology) A particular ACE inhibitor.pivotalOf, relating to, or being a pivot.pivoxilSynonym of cefditoren.pixelOne of the tiny dots that make up the representation of an image in a computer's memory.pizeball(historical) A game somewhat resembling rounders.pizzelAlternative spelling of pizzle (“animal penis”).pizzellAlternative spelling of pizzle.pl(grammar) Abbreviation of plural.placefulForming a well-defined place; acting as an identifiable location.placentalOf or pertaining to the placenta.placentomal(medicine) Relating to a placentomeplacial(sociology, geography) Relating to places, or to conceptions of place.placodalOf or related to a placodeplacoidalAlternative form of placoid.plagal(music) Designating a mode lying a perfect fourth below the authentic form.plagihedral(crystallography) Having an oblique spiral arrangement of planes, as in levogyrate and dextrogyrate crystals.plagiogonal(mathematics) Relating to the orthogonal group of a quadratic formplagueful(archaic) Abounding with plaguesplainfulPlain; obvious.plaintful(obsolete) complaining; sorrowfulplakealRelating to a plakeaplamodel(in Japan) Any of a range of plastic die-cast models, kits, or similar merchandise.planalOf or relating to a geometric plane.planefulEnough to fill an aeroplane.planetalOf or relating to planets; planetary.planetesimal(astronomy) Any of many small, solid astronomical objects that orbit a star and form protoplanets through mutual gravitational attraction.planetessimalMisspelling of planetesimal.planetfall(science fiction) The arrival of a spacecraft on the surface of a planet.planetfulAs many as a planet can or does hold.planetical(obsolete) Synonym of planetary.planetoidalRelating to a planetoid.planetologicalOf or pertaining to planetology.planfulHaving (many) plans.planidialOf or pertaining to a planidium or anything similarplanimalSomething that has characteristics of both plants and animals.planimetricalAlternative form of planimetric.planisphericalAlternative form of planispheric.planispiralCoiled in the plane (as opposed to helical).planktologicalOf or pertaining to planktology.planktonologicalAlternative form of planktological.planoccipitalOf or pertaining to a flattened occipital bone.planoconicalPlane or flat on one side, and conical on the other.planoepithelial(anatomy) flat and epithelialplanoparallelAlternative form of plane-parallel.planosolA soil with a light-coloured, coarse-textured surface horizon that shows signs of periodic water stagnation and abruptly overlies a dense, slowly permeable subsoil with significantly more clay than the surface horizon.planospiralAlternative form of planispiral.plantal(obsolete) Belonging to plants.plantarolateral(anatomy) plantar and lateralplanterfulAs much as fits in a planter.planthropologicalOf or pertaining to planthropology.plantodistalplantar and distalplantolateral(anatomy) plantar and lateralplantomedial(anatomy) plantar and medialplaquenilThe antimalarial drug hydroxychloroquineplasmacytoidalRelating to plasmacytoidsplasmadesmatalMisspelling of plasmodesmatal.plasmalRelating to plasmaplasmalemmalRelating to the plasmalemmaplasmanyl(organic chemistry, especially in combination) Any radical derived from a plasmanic acidplasmenyl(organic chemistry, especially in combination) Any radical derived from a plasmenic acidplasmidalSynonym of plasmidial.plasmidialRelating to plasmids.plasmodesmalRelating to plasmodesmataplasmodesmatal(biology) plasmodesmalplasmodial(biology) Resembling or relating to a plasmodium.plasteel(science fiction) A fictional durable substance.plastical(archaic) plastic (malleable)plastidalAlternative form of plastidial.plastidialOf or pertaining to a plastidplastidylRelated to or composed of a plastid.plastisolA liquid dispersion of plastic or resin that may be converted to a solid by heatingplastoquinol(biochemistry) A compound derived from plastoquinone during photosynthesis.plastral(zoology) Relating to the plastron.plastronalRelating to a plastronplatefulThe quantity contained on a plate.platemailAlternative form of plate mail.platformfulThe amount that is on a platform.platitudinalCharacterized by banality or triteness.platterfulAs much as a platter will hold.platyrostralHaving a flat, wide beakplatysmalRelating to the platysma.platzelA traditional Jewish white bread roll made with onions.plaunotolAn antiulcer drug.plaustral(obsolete) Of or relating to a wagon.playballA ball for use in games.playbillA poster advertising a theatrical performance.playersexual(video games, of an NPC) Attracted to the player character, especially without regard to gender, race, etc.playfulEnjoying play; sportive; prone to playing frequently, in the manner of a child or young pet (viz. puppy or kitten).playfullArchaic form of playful.playgirlThe female counterpart to a playboy: a woman, specially a wealthy one, who devotes herself to a life of leisure and pleasure, often sexual, without commitments or responsibilities.playgroundfulEnough to fill a playground.playschoola nursery school, kindergartenpleasurefulThat gives pleasure; delightful, pleasurable.pleconarilAn antiviral drug being developed for prevention of asthma exacerbations and common cold symptoms in asthmatic subjects exposed to picornavirus respiratory infections.plectral(music) Relating to a plectrum.plectranthadiol(organic chemistry) A triterpenoid present in Isodon rugosus (syn. Plectranthus rugosus)pleiochasialRelating to a pleiochasium.pleiotropicalAlternative form of pleiotropic.plenalPertaining to a hypothetical substance that fills all the voids in the universe.pleniglacial(geology) Full of glaciation.plenipotentialPertaining to a plenipotentiary; having full authority.plentifulExisting in large number or ample amount.plentifullArchaic form of plentiful.plentyfulObsolete form of plentiful.pleonal(zoology) Relating to a pleonpleopodalRelating to pleopods.plesiopedal(zoology) (of a mosasaur) Having limbs adapted for terrestrial motion.plethoralhaving the characteristics of a plethoraplethoricalAlternative form of plethoric.plethysmographicalOf or pertaining to plethysmography.plethysmometricalAlternative form of plethysmometric.pletzelA flat bread roll, either crisp or chewy, somewhat similar to a bagelpletzlAlternative form of pletzel.pleuralOf, relating to, or affecting the pleura, or the sides of the thorax.pleurapophysial(anatomy) Relating to the pleurapophysis.pleuriticalOf, pertaining to, or afflicted with pleurisy.pleurocentralRelating to the pleurocentrum.pleurocoelOne of a set of hollow depressions on the lateral portions of the vertebrae in dinosaurs, which served to decrease the weight of these bones without sacrificing strength.pleuroparenchymal(anatomy) Relating to the pleura and the parenchymapleuropedal(anatomy) Both pleural and pedal.pleuropericardial(anatomy) Of or pertaining to the pleura and pericardium.pleuroperitonealRelating to the pleuroperitoneum.pleurostomalRelating to pleurostomapleurovisceralRelating to, or connecting pleural and visceral ganglionsplicalRelating to a plica or fold.plightfulFull of risk or danger; risky; dangerous; perilous.plimsolAlternative form of plimsoll.plimsoll(UK, Ireland) A rubber-soled lace-up canvas shoe for sports or onboard ships; a precursor of trainers.plinthosolAn iron-rich soil type common in the wet tropics.pliothermalOf or relating to a geological period of above-average temperature.ploidal(genetics) Relating to ploidy.plotfulAbounding with plots (deception); scheming.ploughgirlAlternative spelling of plowgirl.ploughtailThe hind part or handle of a plough.plowgirlA girl plower; a girl who plows.plowtailAlternative form of ploughtail.plumetail(geology) Alternative form of plume tail.pluractionalExhibiting or relating to pluractionality.pluralConsisting of or containing more than one of something.pluralistical(rare) Synonym of pluralistic.plurennialSpanning several years in duration or interval.plurialgalRelating to or composed of multiple types of alga.pluriannualCovering more than one year.pluriaxialHaving more than one axispluricanonical(mathematics) multicanonicalpluricentralPluricentric; having more than one centre.pluricolumnalHaving several columnspluricontinentalOf or relating to more than one continent.pluriculturalOf or pertaining to several cultures.pluridimensionalOf several dimensions.pluriennialLasting a few yearsplurifactorialSynonym of multifactorial.plurifunctionalHaving several different functionsplurihormonalAssociated with several hormonesplurilateralInvolving several parties.plurilingualOf or pertaining to several languages.pluriliteral(archaic, linguistics) Consisting of more than three letters.plurilocalExisting simultaneously in multiple localities.plurimedialPertaining to multiple media.plurimodalHaving several modesplurinationalDescribing a state containing large groups of people of different nationalities.plurinominal(politics) Nominating or electing more than one representative at once.pluripotential(biology) pluripotentplurisegmentalHaving more than one segmentplurisexualSexually attracted to members of multiple sexes.pluriversalRelating to, or constituting the pluriversepluteal(zoology) Of or pertaining to a pluteus.plutocraticalSynonym of plutocratic.pluvialOf, pertaining to, or produced by rain.pluviametricalAlternative form of pluviometrical.pluviometricalOf or pertaining to a pluviometer.pluviothermalSynonym of pluviothermic.pluviseasonal(of a climate) Subject to seasonal rainfallpmolAbbreviation of picomole.pneumatocoelMisspelling of pneumatocele.pneumatologicalOf or pertaining to pneumatology.pneumocidalThat kills pneumococcipneumococcalOf, pertaining to or caused by a pneumococcus bacteriumpneumologicalRelating to pulmonology.pneumonococcalMisspelling of pneumococcal.pneumonologicalAlternative form of pneumonologic.pneumoperitonealRelating to pneumoperitoneum.pneumotricipital(anatomy) Relating to the lungs and the tricepspneumoviralRelating to the pneumovirusespochtecatl(historical) A trader in the Aztec Empire.pocketfulThe amount that a pocket would hold.pocketsfulplural of pocketfulpodagralRelating to podagra.podagricalpodagric; goutypodalRelating to the footpodetialRelating to a podetium.podialRelating to a podium.podical(archaic, entomology) anal (applied to certain body parts)podosol(soil science, Australia) Synonym of spodosol.podosomalRelating to a podosomepodothecalRelating to the podotheca.podoviralRelating to podovirusespodsolAlternative form of podzol.podzolThe typical soil of coniferous or boreal forests.podzoluvisol(soil science) Synonym of albeluvisol.poetastricalBeing or relating to unskilled poetry.poeticalSynonym of poetic.poetologicalRelating to poetology.poikilothermalpoikilothermicpointal(obsolete, botany) The pistil of a plant.pointballSynonym of ballpoint pen.pointelA sharp instrument; any sharp-pointed thing.pointfulHaving real substance; apposite, pertinent.pointrelAn engraving tool.poisonful(archaic) Full of poison; poisonous.poitrel(historical) A piece of armor for a horse's chest; the breastplate of a horse's armour or harness.poitrinalSynonym of poitrel (“chest-armor for a horse”).pokal(historical) A tall drinking cup.pokefulEnough to fill a poke; a bagful or sackful.pol(informal) A politician.polarisomalRelating to polarisomespolarographicalAlternative form of polarographic.polemicalRelated to argument or controversy; containing polemic, being polemic.polemicallObsolete form of polemical.policial(archaic) Relating to the police.policosanolAlternative form of polycosanol.polidocanolA local anaesthetic and antipruritic component of ointments and bath additives, also used as a sclerosant.polioviralRelating to poliovirus.politeful(rare, nonstandard) Polite.politicalConcerning or relating to politics, the art and process of governing.politicallObsolete form of political.politicidalOf or pertaining to politicide.politicocommercialRelating to both politics and commerce.politicoethicalRelating to politics and ethics.politicogeographicalOf or pertaining to geography and politics.politicohistoricalRelating to politics and history.politicojudicialRelating to political and legal systems.politicolegalRelating to political and legal systems.politicophilosophicalRelating to politics and philosophy.politological(rare) relating to politology.politotdel(historical) A political department of the former Soviet Union.pollA survey of people, usually statistically analyzed to gauge wider public opinion.pollical(anatomy) of the thumbpollinastanol(organic chemistry) A sterol present in the tobacco plantpollinial(palynology) Of or pertaining to a pollinium, or large coherent mass of pollen grains.pollinicalAlternative form of pollinic.pollinodialOf or relating to the pollinodium.pollutionalOf or relating to pollution.poloidalOf, pertaining to, or shaped like a poloid.polyacetal(chemistry) a polyether derived from an aldehyde or ketone and containing -O-R-O- groups in the main chain; especially polyoxymethylene derived from formaldehydepolyacryl(organic chemistry) composed of, or derived from, many acryl groupspolyactinal(zoology) Having many rays; relating to a polyactinepolyadaptationalRelating to multiple adaptationspolyalcohol(organic chemistry) An alcohol containing many hydroxy groups (typically more than two)polyallyl(organic chemistry) composed of, or derived from, many allyl groupspolyanetholAlternative form of polyanethole.polyarchalpolyarchicalpolyarchicalSynonym of polyarchic.polyaxialHaving more than one axis.polyaxonalRelating to many axonspolybacterialRelating to more than one kind of bacterium.polyballA polystyrene sphere, used in fishing, in science experiments, etc.polybasal(anatomy) Having, or associated with multiple basespolycandidalRelating to many types of candidal yeastspolycarbophilA drug used as a stool stabilizer; a synthetic polymer of polyacrylic acid cross-linked with divinyl glycol, with calcium as a counterion.polycatechol(organic chemistry) A polymeric derivative of catecholpolycausalHaving many causes.polycell(mathematics) polychoronpolycellulosomalRelating to polycellulosomespolycentralHaving or relating to more than one centre.polychlorobiphenyl(organic chemistry) polychlorinated biphenylpolychloroterphenylA polychlorinated terphenyl.polychoral(music) Featuring multiple choirs, or a choir that has been divided into different groups (so as to effect antiphonal exchange)polychordalOf or pertaining to a polychord.polychromatophilAny polychromatophilic cell, typically an erythrocytepolyclinicalPertaining to a polyclinic.polyclonal(biology) descended from more than one small group of cells, especially ones of different genetic originpolycontextural(philosophy) Of or relating to polycontexturality.polycosanol(organic chemistry) An extract of plant waxes, rich in long-chain aliphatic alcoholspolycrystalAny polycrystalline substancepolyculturalRelating to many interacting cultures.polycyclicalInvolving more than one cycle.polycylindricalComposed of multiple cylinders (or sections of cylinders)polydactylPolydactylous.polydeisticalOf or relating to polydeism.polydenominationalmultidenominationalpolydental(chemistry) Synonym of polydentate.polydigital(anatomy) Having or relating to multiple digits.polydimensionalmultidimensionalpolydirectionalIn many directions; effectively omnidirectionalpolydnaviralRelating to polydnaviruses.polyenyl(organic chemistry, especially in combination) Any radical derived from a polyenepolyethyleneglycolAlternative form of polyethylene glycol.polyetiologicalRelating to more than one etiology.polyexponential(mathematics) Involving many exponentialspolyfactorialHaving many factorspolyfillA synthetic textile used for bulk or insulation, e.g., in stuffed animals or coats.polyfloralOf or relating to more than one (variety of) flower.polyfluoralkylAlternative form of polyfluoroalkyl.polyfluoroalkyl(organic chemistry, especially in combination) Any polyfluoro derivative of an alkyl group.polyfluorobenzyl(organic chemistry, especially in combination) A derivative of the benzyl radical in which every hydrogen atom has been replaced by fluorinepolyfluorophenyl(organic chemistry, especially in combination) Any polyfluoro derivative of a phenyl radicalpolyfocalHaving multiple focipolyfoil(architecture) Multifoil.polyfunctional(chemistry) Having multiple different or same functional groups in the same compound.polyfungalRelating to, or containing multiple types of funguspolyfusomal(biology) Relating to a polyfusomepolyglacialPertaining to multiple periods of glacial formation separated by warmer interglacial periods.polyglutamyl(organic chemistry, in combination) Many glutamyl groups in a compoundpolyglycerol(countable, organic chemistry) Any of several polymeric condensation products of glycerolpolyglycolSynonym of polyethylene glycol.polygodial(organic chemistry) A bicyclic sesquiterpenoid found in the water pepper.polygonalHaving many angles; hence characteristic of a polygon.polygynoecial(botany, of a fruit) Formed from the pistils of multiple flowerspolyhedral(mathematics, geometry) Of, pertaining to or derived from a polyhedron.polyhedricalAlternative form of polyhedral.polyherbalMade from multiple herbspolyhierarchicalRelating to a polyhierarchy.polyhistoricalDealing with many histories or historical periods.polyholohedral(of a crystal) holohedral in multiple wayspolyhormonalInvolving or relating to more than one hormone.polyhydroxyphenol(organic chemistry) Any compound that has multiple phenolic hydroxyl groupspolyisoprenol(organic chemistry) Any polyisoprenoid alcoholpolyisoprenylRelated to or composed of a polyisoprenepolyketalSynonym of polyacetal.polylateral(diplomacy) Involving multiple parties, including nonstate actors.polylectal(linguistics) Concerning multiple language variants.polylinealHaving or being composed of many lines.polylingualof or pertaining to multiple languages; multilingualpolymatroidalOf or pertaining to a polymatroidpolymedial(rare) Pertaining to multiple media.polymeryl(organic chemistry, especially in combination) Any radical derived from a polymerpolymethyl(chemistry, in combination) Any of various polymers whose respective monomer is a methyl derivative; Any of various compounds having many methyl groupspolymicrobacterialRelating to many (types of) microbacteriapolymicrobialOf or pertaining to multiple types (species) of microbespolymineralAlternative form of polymineralic.polymodalpertaining to several different forms of sensory informationpolyneuralRelating to multiple nerves.polyneuronalRelating to many neuronspolynodalHaving many nodespolynomial(taxonomy) A taxonomic designation (such as of a subspecies) consisting of more than two terms.polynominalSynonym of multinominal.polynormal(group theory, of a subgroup) Such that its closure under conjugation by any element of the parent group can also be achieved via closure by conjugation by some element in the subgroup generated.polynuclealAlternative form of polynuclear.polynucleosomalRelating to or composed of polynucleosomes.polynucleotidylRelating to polynucleotidespolyol(organic chemistry) Any organic compound having multiple hydroxyl functional groups, such as polyhydric alcohols.polyomaviralRelating to polyomaviruses.polypeptidylRelating to or composed of polypeptides.polypersonal(grammar) Involving more than one person.polypetalpolypetalouspolypharmacal(obsolete) polypharmaceuticalpolypharmaceutical(pharmacology) Containing several drugspolypharmacologicalRelating to polypharmacology.polypharyngeal(anatomy) Having or involving more than one pharynx.polyphasalSynonym of polyphasic.polyphenol(organic chemistry, biochemistry) Any of a large class of organic compounds, of plant origin, having more than one phenol group; they tend to be colourful and to have antioxidant properties.polyphenyl(organic chemistry, in combination) Many phenyl groups in a moleculepolyphloroglucinolA polymer of phloroglucinolpolyphonal(music) Synonym of polyphonic.polyphotalSynonym of polyphote.polypill(pharmacology) Medication that is a combination drug of at least four active ingredients; especially, one that is intended to be consumed widely, even by currently healthy individuals, as a means of preventive medicine.polyploidalAlternative form of polyploid.polyplural(linguistics, of a noun class) Containing plurals of nouns in distinct noun classes.polypragmaticalpolypragmaticpolyprenol(chemistry) any prenol having more than four isoprene unitspolyprenyl(organic chemistry, in combination) Any univalent radical formed from multiple isoprenyl moietiespolypyridyl(organic chemistry, especially in combination) Multiple pyridyl groups in a moleculepolyracialIncluding multiple racespolyradical(chemistry) Any radical derived from a polymerpolyrhizal(botany) Having many rootspolyrhythmicalpolyrhythmicpolyribitol(organic chemistry, especially in combination) A polymer of ribitolpolyribonucleotidyl(biochemistry, in combination) A macromolecular radical derived from polyribonucleotidepolyribosomalPertaining to, or composed of polyribosomepolysaccharidalRelating to or composed of polysaccharides.polysegmentalComposed of many segmentspolyserial(statistics) Relating to the correlation between multiple continuous variablespolysexualOf or pertaining to multiple types of sexuality.polysiloxanol(organic chemistry) Any alcohol derived from a polysiloxanepolysomalOf or pertaining to a polysome.polysomnographicalAlternative form of polysomnographic.polyspermalpolyspermouspolysurgical(medicine) Of or pertaining to polysurgery.polysyllabicalAlternative form of polysyllabic.polysymmetricaldivisible into exactly similar halves by more than one planepolysynapticalAlternative form of polysynaptic.polysyntheticalAlternative form of polysynthetic.polytetrahedralComposed of many tetrahedrapolytextual(music) Set to two or more texts simultaneouslypolytheisticalof or related to polytheismpolythermal(chemistry) Describing a method of establishing the solubility of a substance in which a mixture of known composition is heated above its solution temperature and then monitored visually during cooling until turbidity is observed at the cloud pointpolythiazyl(inorganic chemistry) A polymer of sulfur nitride that is an electrical conductorpolytimbral(music) Containing many timbres (typically produced by many different instruments)polytonal(music) That uses two or more tonalities simultaneously.polytopal(mathematics) Of or pertaining to polytopes.polytopicalOf or relating to multiple topics.polytreponemalRelating to treponemata of multiple generapolytunnelA tunnel made of polyethylene, used to grow plants that require a higher temperature and/or humidity than that which is available in the environment.polyvagalOf or relating to a theory that specifies two functionally distinct branches of the vagus, or tenth cranial nerve: a primitive branch eliciting immobilization behaviors (e.g. feigning death) and a more evolved branch linked to social communication and self-soothing behaviors.polyvinyl(organic chemistry) Composed of, or derived from, many vinyl groupspolyvinylalcoholAlternative form of polyvinyl alcohol.polyvisceral(anatomy) Relating to, or affecting many of the viscerapolyvocalConsisting of more than one voice.polywheelSynonym of omni wheel.polyynyl(organic chemistry) relating to, or derived from a polyynepolyzoalAlternative form of polyzoan.polyzonalConsisting of, or living in, many zones or rings.pommelThe upper front brow of a saddle.pomologicalPertaining to pomology.pomosexualRejecting, avoiding, or not fitting in any sexual orientation label, such as heterosexual, homosexual, asexual, pansexual, or bisexual.ponazurilA drug used to treat equine protozoal myeloencephalitis in horses.ponderalPertaining to weight.pondfulEnough to fill a pond.pongalA sweet or savoury Indian rice dish.pontalOf or relating to the pons or bridges.pontificalOf or pertaining to a pontiff.pontificial(obsolete) papal; pontificalpontil(glassblowing) Alternative form of punty (“rod used in glassblowing”).pontinal(anatomy) Describing a bone of the skull of certain fishespontocerebralAlternative form of pontocerebellar.ponygirl(BDSM) A woman, usually submissive, who takes the role of a pony; this typically includes wearing tack such as a bridle and bitponytailA hairstyle where the hair is pulled back and tied into a single "tail" which hangs down behind the head.poolAny small body of standing or stagnant water; a puddle.poolfulEnough to fill a pool.poolhallAlternative form of pool hall.poorwillnightjar (bird)poplitaealArchaic form of popliteal.popliteal(anatomy) Of or pertaining to the popliteus (the area behind the knee).popliteocrural(anatomy) Relating to the popliteus and the legpopliteofemoral(anatomy) Relating to the popliteus and femur.popskull(slang) cheap inferior whisky, sometimes illegally distilledpopstrel(music, informal) A female pop singerpoptailAn alcoholic popsicle.populationalOf or pertaining to populationpopulicidal(rare) Of or pertaining to populicide; lethal to many people.poralRelating to pores.poribacterialRelating to poribacteriaporicidal(botany) Relating to poricideporiferal(zoology) Of or relating to the phylum Porifera of sponges.poriferasterol(organic chemistry) A particular sterol found in marine sponges.porkbarrelAlternative spelling of pork barrel.pornographicalSynonym of pornographic.pornological(of language) Describing the sex act and sexual perversions.pornosexual(sexology) A person who prefers pornography to actual sex.poromechanicalDescribing the mechanics of pores and their formation.porringerfulThe amount that a porringer will hold.porritoxinolA phytotoxin, 6-(2',3'-dihydroxy-3'-methylbutoxy)-4-methoxy-5-methylphthalide, present in the fungus Alternaria porriportacavalAlternative form of portocaval.portalAn entrance, entry point, or means of entry.portocaval(anatomy) Relating to the portal vein and the vena cava.portoportal(anatomy) Relating to, or connecting left and right portal veinsportrayalThe act of portraying.portsill(nautical) A horizontal wooden member that forms the sill of a gunport.posetal(mathematics) Antisymmetric.poshtel(informal) An upscale or luxury hostel.posinomialAlternative form of posynomial.positionalRelating to the position of something.posological(pharmacy, pharmacology) Of or pertaining to posology.possessionalRelating to possession.possessival(grammar) Of or pertaining to the possessive case.possessorialSynonym of possessory.possul(Judaism) Invalid for ceremonial or official purposes.postabdominal(anatomy) Relating to the postabdomen.postabortalAfter abortion (termination of pregnancy).postacquisitionalFollowing acquisition.postacquittalAfter acquittal.postacrosomalBehind an acrosomepostacrostichal(entomology) positioned posterior to acrostichal. Used for Diptera.postagriculturalAfter the advent of agriculture.postalRelating to the collection, sorting and delivery of mail.postanal(anatomy) Situated behind, or posterior to, the anus.postanalyticalAfter analysis.postaneurysmalFollowing an aneurysmpostanginal(medicine) After angina.postantennalBehind the antenna.postantifungalFollowing antifungal treatmentpostapicalLocated behind an apex.postapprovalAfter approval, especially of a pharmaceutical drug.postasphyxialFollowing asphyxiapostatrialFollowing an atrial eventpostaxial(anatomy) Situated behind an axis in the body of an animal; hind; posterior.postbaptismalAfter baptism.postbehavioralAfter the decline of behavioralism.postbiblicalAfter the publication of the Bible.postbifurcalAlternative form of postbifurcation.postbiologicalAfter the biological phase.postblastodermalFollowing formation of a blastodermpostbrachial(anatomy) posterior to the armpostbranchialposterior to the gillspostbronchial(anatomy) posterior to the bronchuspostbuccalposterior to the mouthpostcaecalanterior to the caecumpostcanonicalAfter the development of a religious canon.postcardialBehind the heartpostcardinal(anatomy) posterior to the cardinal veinpostcaval(anatomy) Posterior to the vena cava.postcensalAfter a census.postcentral(anatomy) posterior to the central sulcuspostcerebral(anatomy) posterior cerebralpostcervicalBeyond the cervix.postchaetalPosterior to the chaetaepostchalazal(botany) Beyond the chalaza (in the outer integument)postchoanalposterior to a choanapostcibal(uncommon) Synonym of postprandial.postclassicalAfter the classical era (but sometimes before the medieval).postcleithralposterior to a cleithrumpostcloacal(anatomy) posterior to the cloacapostclypealposterior to a clypeuspostcoitalOccurring after, or as a consequence of, sex.postcollisionalAfter collision.postcolonialFollowing the end of colonial rule.postcomissuralMisspelling of postcommissural.postcommissuralposterior to a commissurepostconceptionalAfter conception (the fusion of gametes to produce a new organism).postconceptualRelating to postconceptualism.postconcussionalAfter a concussion.postconditionalRelating to a postcondition.postconnubialAfter getting married.postconsonantalFollowing or occurring after a consonant.postconstitutionalAfter the adoption or decline of a political constitution.postcontractualAfter the introduction of a contract.postcontroversialAfter a controversy.postconventional(ethics) Belonging to the last of Lawrence Kohlberg's stages of moral development, involving a social contract orientation and universal ethical principles.postcostal(anatomy) posterior to the ribpostcranial(anatomy) Relating to the postcranium: the portion of a vertebrate skeleton located caudal to the cranium (that is, in bipeds, inferior to it).postcriticalFollowing criticism; after all criticism has endedpostcrural(anatomy) posterior to the leg or thighpostcubital(anatomy) posterior to the cubitpostdealAfter completion of a business deal.postdecimal(rare) Following a decimal point.postdecisionalOccurring after a decision is made.postdecretalAfter the issuing of a decree.postdeglacialAfter deglaciation.postdental(of a consonant) Produced by placing the tip of the tongue at the back of the upper front teethpostdepositationalMisspelling of postdepositional.postdepositionalOccurring after depositionpostdevelopmentalThat follows developmentpostdiastemalposterior to a diastemapostdictatorialAfter a dictatorship has ended.postdigital(art) Of or relating to a movement that renounces digital technology in favour of a return to a human approach.postdiluvialAfter the Biblical Flood.postdiphtherialSubsequent to diphtheria.postdiscalRelating to an area of an insect's wing or elytron beyond the discal partpostdispersalFollowing dispersalpostdoctoralAfter receiving a doctorate; especially of academic research or study beyond the level of a doctoral degree.postdorsal(anatomy) behind the backpostdromalOf or pertaining to a postdrome.postductal(anatomy) Distal to or downstream of a ductus (for example, the ductus arteriosus).postduralposterior to the dura materpostelectoralAfter an election.postembryonalSynonym of postembryonic.postemporalAlternative form of posttemporal.postepiduralAfter the administration of an epidural.postepistemologicalAfter the decline of epistemology.postequatorialBehind an imaginary line or plane that divides the front and back of the body.posteriocentral(anatomy) posterior and centralposteriolabialAlternative form of posterolabial.posteriolateral(anatomy) Synonym of posterolateral.posteriomedial(anatomy) posterior and medialposteriorparietalposterior and parietalposterioventralAlternative form of posteroventral.posteroapicalposterior to an apexposterobasalposterior and basalposterobuccal(anatomy) Relating to the posterior of the cheekposterocaudalposterior and caudalposterocentral(anatomy) posterior and centralposterocortical(anatomy) posterior and corticalposterocranial(anatomy) posterior and cranialposterodistal(anatomy) away from, and behind (the main part)posterodorsal(anatomy) Relating to the back of the upper surface of an organ etcposterodorsolateralposterior and dorsolateralposterodorsomedialposterior and dorsomedialposteroexternal(anatomy) posterior and externalposterofrontal(anatomy) Relating to posterior and frontal regionsposterointernalposterior and internalposterolabial(anatomy) posterior and labialposterolateral(anatomy) Situated on the side and toward the posterior aspect.posterolaterodorsal(anatomy) posterior and laterodorsalposterolateroventralposterior and lateroventralposterolingualRelating to, or attached to, the base of the tongueposteromedial(anatomy) In the back and near the midlineposteromesalposteromedialposteromesialposteromedialposteroparietalRelating to the posterior of a wall of a body part.posteroproximal(anatomy) posterior and proximalposteroseptalRelating to the posteroseptumposterosublateralposterior and sublateralposterosubmedialposterior and submedialposteroventral(anatomy) Both posterior and ventralposteroventrolateralposterior and ventrolateralposteroventromedialposterior and ventromedial (or posteroventral and medial)postesophageal(anatomy) posterior to the esophaguspostexertionalAfter physical exertion.postexperientialFollowing an experience.postexperimentalFollowing experimentationpostexponentialFollowing a period of exponential growthpostextractionalSynonym of postextraction.postfactualAlternative form of post-factual.postfamilialAfter the decline of the family as a social unit.postfemoralposterior to the femurpostfetalAfter the fetal stage; after birth.postfeudalAfter feudalism.postfinal(linguistics) After an item or unit regarded as final.postfixal(linguistics) Relating to, or taking the form of, a postfix.postflexural(anatomy) Behind a flexurepostformal(psychology) Following the formal operational stage (the last of Jean Piaget's four stages of human cognitive development), and involving more complex forms of thinking such as self-reference, pragmatism, and acceptance of paradoxes.postformational(genetics, biology) Following the formation of a new speciespostfoundationalOf or relating to postfoundationalism.postfovealBehind the foveapostfrontal(anatomy) Behind the frontal bonepostfuneralAfter a funeral.postfurcalRelating to a postfurcapostfusionalFollowing fusionpostgenal(anatomy) behind the cheekspostgenital(anatomy) Behind the genital region.postgermarialFollowing production of the germariumpostgerminalPosterior to the germinal centrepostgerminationalFollowing germinationpostgirl(rare) A girl who delivers the post; a young postwoman.postglacialOccurring after glaciationpostgonopodalposterior to a gonopodpostgrippalFollowing influenza.posthippocampal(anatomy) posterior to the hippocampusposthistoricalRelating to posthistory.posthodiernal(grammar) Relating to future time later than today.posthospitalAfter a period spent in hospital.posthypostomalposterior to a hypostomeposthysterical(medicine) Following hysteria.postical(botany) Oriented towards the base.postictal(medicine) Occurring after an epileptic seizure.postideologicalAfter ideology; in a time when ideologies are obsolete.postilA marginal note.postimperialAfter the period of an empire.postinauguralAfter inauguration.postincisionalAfter a surgical incision.postinductionalFollowing inductionpostindustrial(music) Of or relating to a genre of music derived from industrial music but with electronic and rock influences.postinfectionalAfter infection.postinflectionalAfter inflection.postinfluenzalAfter influenzapostinfraorbitalA group of dermal bones located posterior to the orbit (in some vertebrates)postinsertionalAfter an insertion.postinstitutionalAfter time spent in an institution.postintegrationalAlternative form of postintegration.postinterventionalAfter intervention.postintestinal(anatomy) Situated posterior to the intestines.postintraperitoneal(surgery) Following intraperitoneal surgerypostischial(anatomy) posterior to the ischiumpostjunctional(anatomy) Behind the neuromuscular junction.postjuvenalDescribing a bird's moult that follows the juvenal phasepostlabialBehind the lipspostlactationalFollowing lactationpostlarvalFollowing a larval stagepostlaryngeal(anatomy) posterior to the larynxpostlegalAfter the legal phase, especially of adoption.postlesionalAfter a lesion.postlexical(grammar) Following application of a lexical rulepostliberal(politics) After the introduction of liberalism; following or opposing liberalism; antiliberal.postlimbal(anatomy) posterior to a limbuspostlingual(anatomy) posterior to the tonguepostmalarialAfter malaria.postmarginalBehind a marginpostmaritalAfter marriage.postmaterialHaving gone beyond materialism; no longer concerned with material things.postmaturationalAfter maturation.postmaximal(mathematics) After a maximum.postmechanical(mechanics, engineering) Occurring after a mechanical process has completed.postmediaevalAlternative spelling of postmedieval.postmedial(biology) Located behind (further towards the rear than) the middle.postmediastinal(anatomy) posterior to the mediastinumpostmedievalAfter the Middle Ages.postmenarchalAlternative form of postmenarcheal.postmenarchealAfter the menarche (advent of menses).postmenarchialAlternative form of postmenarcheal.postmenopausal(of a symptom or condition) Subsequent to the menopause.postmenstrualAfter a period of menstruationpostmental(anatomy, zoology) Posterior to the mentum.postmillennial(Christianity) Pertaining to the belief that the Second Coming will take place after the millennium.postminimalAfter the art movement of minimalism.postmitochondrial(biology) Describing the stages of apoptosis following the disruption of the mitochonrdriapostmoralAfter the decline of morality.postmortalSynonym of post mortem.postmutationalFollowing mutationpostmyocardial(anatomy) posterior to the myocardiumpostmythicalAfter the time of mythology.postmythologicalAfter the development of mythology, or the time when it was popularly believed in.postnarial(anatomy) posterior to the narespostnasalOf, pertaining to, or located near the posterior of the nasal cavity.postnatalAfter being born, of or pertaining to the period immediately after birth (of a baby).postnationalPertaining to a time or mindset in which the identity of a nation is no longer important.postnaturalAfter nature; encompassing artificially constructed organisms such as the results of genetic engineering and cybernetics.postneoliberalRelating to postneoliberalism.postneonatalDescribing the period following the neonatal period; typically between a month and a year after birthpostneuralposterior to a neural platepostneurosurgicalAfter neurosurgery.postnodalposterior to a nodepostnomialRare form of postnominal.postnominal(linguistics) Something which is placed after a noun.postnormalOf or relating to a methodology of inquiry appropriate for urgent, disputed cases where some information is lacking.postnotalRelating to the postnotum.postnuchal(anatomy) posterior to the nuchalpostnuptialSubsequent to marriage.postoccipitalposterior to the occiputpostoesophagealAlternative form of postesophageal.postoncospheralFollowing the development of an oncospherepostoperational(surgery) Following an operationpostoral(anatomy, zoology) Situated behind, or posterior to, the mouthpostorbitalBehind the orbit of the eye.postorbitofrontalA fusion of the postorbital with the postfrontal.postorbitosquamosal(anatomy) Relating to, or connecting the postorbital and squamosal bonespostpalatal(anatomy) posterior to the palatepostpaludalFollowing malaria.postparietalLocated behind a parietal structure.postparoxysmalFollowing a paroxysm.postpartal(medicine) Postpartum.postpathologicalAfter the onset of a pathological state.postpatriarchalAfter patriarchy.postpausal(linguistics) After a pause in speech.postpedicel(entomology) The third segment of the antenna of a fly, distal to the pedicel.postpenalAfter release from a penal institution.postpenial(anatomy) Situated behind, or posterior to, the penis.postperceptual(physiology) Following perception (of a stimulus)postpericardial(anatomy) posterior to the pericardiumpostperistomalFollowing peristomal surgerypostperitoneal(anatomy) Posterior to the peritoneum.postpharyngeal(anatomy) posterior to the pharynxpostphenomenologicalRelating to postphenomenology.postphilosophicalAfter the collapse or decline of philosophy.postpillAfter the use of an oral contraceptive.postpinealposterior to the pineal glandpostpoliticalAfter the end of traditional politics.postpolysomalFollowing the formation, or the action of polysomespostpositional(grammar) Of, pertaining to, or of the nature of a postposition.postpotentialAn electrical potential observed after a pulse or stimulus (in various contexts)postprandialAfter a meal, especially after dinner.postpresidentialOf or occurring in the period following a person's presidencypostproceduralAfter a procedure.postprocessual(archaeology) Of or relating to a movement, in reaction to processualism, that emphasizes the subjectivity of archaeological interpretations.postpromontorial(anatomy) posterior to a promontorypostpuberalpostpubertalpostpubertalAfter puberty.postpuerperal(medicine) Occurring after puerperium.postquel(narratology) A work of fiction which is set after the events of an earlier installment in a series but is not an immediate sequel.postracialNo longer bound by racial divisions.postradical(linguistics) Added to the root of a wordpostradiosurgicalFollowing radiosurgerypostranscriptional(genetics) Following transcriptionpostreceptoralAlternative form of postreceptor.postrectal(anatomy) posterior to the rectumpostregulationalSynonym of postregulation.postremedialFollowing remedial measures.postrenalSituated behind the kidneys.postrenewalAfter renewal.postresectionalAfter resection.postresurrectionalFollowing resurrection.postretinalBehind the retinapostretrievalAfter retrieval.postrevivalAfter a revival.postrhinal(anatomy) posterior to the nosepostribosomalFollowing a ribosomal entitypostritualAfter a ritual.postroll(Internet, advertising, chiefly attributive) An advertisement that plays after the main content.postrostralBehind the rostrumpostsacral(anatomy) Posterior to the sacrum.postscandalFollowing a scandal.postscarlatinalOccurring after scarlet fever.postschoolAfter leaving school.postscriptalBeing or relating to a postscript.postsegregationalAfter segregation.postseizuralAfter a seizure.postserial(music) After serialism.postsexualAfter sexual intercourse.postsinusoidal(anatomy) Downstream of a sinusoid.postspinal(anatomy) posterior to the spinepostsplenial(anatomy) posterior to the splenial bonepoststall(aviation) After a stall.poststernal(anatomy) posterior to the sternumpoststigmalBehind a stigmapoststomal(anatomy) posterior to the stomapoststreptococcalFollowing a streptococcal infectionpoststructuralRelating to poststructuralism.postsuborbitalBehind the suborbital part of the eye.postsuicidalNo longer suicidal.postsulcal(anatomy) posterior to a sulcuspostsuppressionalFollowing suppressionpostsurgicalRelating to the period following surgery.postsutural(anatomy) posterior to a suturepostsymphyseal(anatomy) Posterior to a symphysisposttarsal(anatomy) posterior to the tarsusposttemporalA posttemporal bone.posttherapeuticalAlternative form of posttherapeutic.posttibial(anatomy) posterior to the tibiaposttotalFollowing a total operationposttracheal(anatomy) Posterior to the trachea.posttraductionalOccurring as a result of traduction.posttranscriptional(genetics) Subsequent to the transcription of RNA.posttransductionalFollowing transductionposttransfusionalAlternative form of posttransfusion.posttransitionalFollowing transition.posttranslational(genetics, biochemistry) Of or pertaining to the period after a protein has been translated from mRNA.posttranslocationalAlternative form of posttranslocation.posttransurethral(surgery) Following transurethral surgeryposttrial(law) Following the end of a trialpostulational(usually physics) Derived from axioms or first principles.posturalRelating to posture.postvaccinalAfter vaccination.postvaccinial(medicine) Following vaccinia, or cowpox.postvaginal(anatomy) Behind the vagina or vaginal region.postvenerealFollowing venereal disease.postventralAlternative form of posteroventral.postverbal(linguistics) Occurring after a verb.postvertebral(anatomy) posterior to the vertebraepostvertical(anatomy) posterior to a vertexpostvesical(anatomy) Behind a bladder, especially the urinary bladder.postviral(medicine, virology) Following a viral infection.postvolitional(formal, philosophy) After an act of the will; (loosely) after-the-fact.postvulvalposterior to the vulvapostwithdrawalAfter withdrawal.postzygadiapophysealMisspelling of postzygodiapophyseal.postzygapophyseal(anatomy) Relating to the postzygapophysispostzygapophysialrelating to the postzygapophysispostzygodiapophysealposterior to the zygodiapophysispostzygosynapophysealAfter the joining of the synapophysesposynomial(mathematics) A function of the form f(x_1,x_2,…,x_n)=∑ₖ₌₁ᴷc_kx_1^(a_1k)⋯x_n^(a_nk), where all the coordinates x_i and coefficients c_k are positive real numbers, and the exponents a_ik are real numbers.potailAlternative form of patel.potamalDescribing the lower reaches of a streampotamographicalRelating to potamography.potamologicalRelating to potamology.potassoxyl(chemistry, archaic) The radical KO, derived from, and supposed to exist in, potassium hydroxide and other compounds.potationalRelating to potation.potboilTo produce inferior creative works in order to make money.potentialA currently unrealized ability (with the most common adposition being to).potentionalNonstandard form of potential.potexviralRelating to potexviruses.potfulas much as a pot will holdpotgirlAlternative form of pot-girl.potional(rare) Of or relating to potions.pottlefulThe amount that a pottle will hold.potyviralRelating to potyviruses.pouchfulAs much as a pouch can hold.poundal(dated, physics) A unit equal to the force needed to accelerate a mass of one pound at a rate of one foot per second per second.pourcontrellAlternative form of pourcuttlepowdermillAlternative form of powder mill.powerball(slang) Synonym of speedball (“mixture of drugs”).powerdrillAlternative form of power drill.powerfulHaving, or capable of exerting, power or influence.powerfullMisspelling of powerful.powerlevel(intransitive, video games, slang) To play so as to advance levels in a game as quickly as possible.powidlA fruit spread prepared by cooking zwetschge plums, similar to jam but traditionally made in Central Europe without additional sweeteners or gelling agents.powrefulObsolete form of powerful.powrefullObsolete form of powerful.poxviralPertaining to poxvirus.ppl(Internet slang, text messaging) Abbreviation of people.practicalRelating to, or based on, practice or action rather than theory or hypothesis.practololA beta blocker formerly used in the emergency treatment of cardiac arrhythmias, but withdrawn due to toxicity.praeanal(chiefly dated) Alternative form of preanal.praecocialArchaic form of precocial.praecordialAlternative form of precordial.praecoxalRelating to a praecoxapraedialOf or pertaining to land or its products.praefectorialAlternative form of prefectorial.praenasalArchaic form of prenasal.praenominalRelating to a praenomen.praeoralArchaic form of preoral.praeprandialAlternative form of preprandial.praesuturalArchaic form of presutural.praeternaturalAlternative spelling of preternatural.praetorialSynonym of praetorian.praetornal(entomology) Located in front of the tornuspragmatical(law) Relating to affairs of state.praisefulpraiseworthypramipexolAlternative form of pramipexole.pranceful(rare) Prancing.prandialOf or pertaining to a meal, especially dinner.prankfulFull of pranks; mischievous.prasugrel(pharmacology) A specific thienopyridine platelet clogging inhibitor having the chemical formula C₂₀H₂₀FNO₃S.prateful(archaic) talkativepratfallA fall onto the buttocks.pratol(biochemistry) An O-methylated flavone found in Trifolium pratense.prattfallAlternative form of pratfall.praxeologicalOf or pertaining to praxeology.praxiologicalOf or pertaining to praxiology.prayerfulThat prays frequently; characterised by prayer, devout, reverent.prayfulSynonym of prayerful.preabdominalRelating to the preabdomenpreabortalBefore abortion (termination of pregnancy).preacquittalBefore acquittal.preadamiticalAlternative form of preadamic.preadjectival(grammar) Before an adjective.preadverbial(grammar) Before an adverb.preaestival(biology) Before the summer.preagonalThat happens immediately before deathpreagriculturalBefore the advent of agriculture: before the late paleolithic era.prealcoholBefore the consumption of alcohol.prealphabeticalSynonym of prealphabetic.preambassadorialBefore becoming an ambassador.preanalSituated in front of, or measured from in front of, the anus; anterior to the anus.preanalyticalDescribing any procedure that takes place before an analysis.preanaphoral(Christianity) Before the anaphora.preantennalAnterior to the antenna.preantiretroviralPrior to antiretroviral treatmentpreantralThat develops before antral structurespreapicalLocated before an apex.preapprovalapproval in advanceprearchivalBefore archival.prearrivalBefore arrival.preatrialPrior to an atrial event (typically a contraction)preattentionalOf or pertaining to preattention.preautophagosomalPrior to the formation of an autophagosomepreaxialLocated in front of an axispreballBefore a ball (social event with dancing).prebaptismalBefore baptism.prebasal(anatomy) anterior to the baseprebendalOf or pertaining to a prebend; prebendary.prebetrothalBefore betrothal.prebiblicalBefore the publication of the Bible.prebilabial(of a speech sound) Occurring immediately before a bilabial consonant, i.e. before /m/, /p/, /b/, /ɸ/, /β/, /β̞/, /ʙ/, or /ʘ/.prebillTo bill in advance.prebiologicalPrior to the time when life arose.preblastodermalThat develops to form blastodermpreboil(transitive) To boil in advance.prebrachial(anatomy) anterior to the armprebranchialanterior of the gillsprebridalBefore becoming a bride.prebronchial(anatomy) Situated in front of the bronchusprebuccal(anatomy, zoology) Situated in front of the mouthpreburialPrior to burialprebuttal(informal) A preemptive rebuttal.precaecalIn front (upstream) of the caecumprecancel(transitive) To cancel or frank (a postage stamp) prior to posting it.precanonicalPrior to the development of a religious canon.precarialRelating to a precarium.precarnivalBefore a carnival.precategorial(grammar) Not assigned a part of speech.precaudal(zoology) In front of the tail or of the caudal vertebraeprecautionalArchaic form of precautionary.precaval(anatomy) Anterior to the vena cava.precedentalSynonym of precedential.precedential(law) Having the force of precedent.precel(obsolete) To surpass; to excel; to exceed.precell(biochemistry) A hypothetical ancestral entity percursing complete cells.precentorialOf or relating to a precentor.precentral(anatomy) Anterior to a centre.preceptial(obsolete) preceptivepreceptorialPertaining to a preceptor.preceptualRelating to a precept.precerebral(anatomy) That leads to the cerebrumpreceremonialOf sexual intercourse: taking place before the actual ceremony of marriage, but between a couple who are committed to getting married in the future.precessionalOf or pertaining to precession.prechaetalIn front of the chaetaeprecheliceralanterior to the cheliceraprechemicalBefore a chemical reaction.prechiasmal(anatomy) In front of a chiasma (especially the optic chiasma)prechill(transitive) To chill in advance.prechoanalLocated prior to a choanaprechordalIn front of the notochordprecibarialpertaining to, or located in, the precibariumprecisionalRelating to precision.preclamolAn antipsychotic drug that is a dopamine autoreceptor agonist.preclassicalOf or pertaining to a period before a classical period.preclericalBefore the development of the clergy.preclinical(medicine) Describing the period of a disease before any symptoms appearprecloacalIn front of the cloacaprecnemialIn front of the cnemial crestprecoccygeal(anatomy) In front of the coccyx.precocial(ornithology) Hatched from the egg already covered in down and with eyes open; capable of leaving the nest within a few days.precoitalPreceding the act of coitus.precoitionalPrior to sexual intercourse.precollisionalBefore collision.precolonialOf or pertaining to a historical period before colonization.precolostralPrior to receiving colostrumprecommercialPrior to commerce.precommissuralanterior to a commissureprecommittalBefore committal (e.g. to a hospital).precompositional(music) Prior to composing music; relating to precomposition.precomputationalPrior to computation.preconceptionalBefore conceptionpreconceptualBefore the development of mental concepts.preconditionalRelating to a precondition.preconformationalBefore a conformation has been adopted.precongressionalPrior to a congresspreconnubialBefore marriage.preconoidalIn front of a conoidpreconquestalSynonym of preconquest.preconquestualSynonym of preconquest.preconsonantalImmediately preceding a consonant or consonant sound.preconstitutionalBefore the adoption of a constitution, especially the U.S. Constitution.precontractualPrior to the formation of a contract.precontroversialBefore a controversy.preconventional(ethics) Belonging to the earliest of Lawrence Kohlberg's stages of moral development, focusing on self-interest and on obedience for the sake of avoiding punishment.preconversationalBefore a conversation.precool(transitive) To cool in advance.precoracoidalRelating to a precoracoidprecordial(anatomy) Of or pertaining to the precordiumprecornealIn front of the corneaprecoronal(anatomy) In the front of the coronal planeprecorticalPrior to the development of the cortex of the brainprecostalanterior or ventral to the ribsprecoxalRelating to precoxaeprecranialBefore (in front of) the craniumprecriticalBefore a critical stage.precrural(anatomy) Situated in front of the leg or thigh.preculturalPertaining to human life or society before the development of culture.precuneal(anatomy) Relating to the precuneusprecursalServing as a precursor or forerunner; coming before a later form.precursorialActing as or being a precursor.predalOf or relating to prey; plundering; predatory.predecessorialOf, pertaining to, or subsisting as, a predecessor; preceding; replaced; descendant.predecidualPrior to the formation of the deciduapredecimalAlternative spelling of pre-decimal.predecisionalPrior to the making of a decisionpredelusionalBefore the onset of a delusion.predentalBefore, and in preparation for, dental education.predepartmentalBefore the introduction of a department.predestinationalRelating to predestinationpredial(transitive) To dial in advance.prediapausalPrior to diapause.prediastemalanterior to a diastemapredicamentalRelating to a predicament.predicationalRelating to predicates or predications.predicatival(grammar) Of or pertaining to the predicate of a sentence.predictionalRelating to prediction; prophetic; prognostic.predigitalPreceding the advent of digital technologypredilutionalPrior to dilutionprediluvialBefore a flood or deluge.predismissalBefore dismissal.predispersalPrior to dispersalpredisposalBefore disposal.predispositionalBy, or relating to, predisposition.predivisional(biology) Prior to division (of a cell or chromosome)predoctoral(education) Prior to receiving a doctoratepredormalMisspelling of prodromal.predorsal(anatomy) Immediately in front of a dorsal regionpredpolPredictive policing, using data and analytics to anticipate crimes.predrillTo drill through a substrate for the purpose of readying it for a second drilling, this time with the purpose of emplacing the desired input.predual(mathematics) An object whose dual space is some other specified object.preductalProximal to a ductus (for example, the ductus arteriosus).preduodenal(anatomy) Between the stomach and the duodenumpreelectoralBefore an election.preemptionalOf or relating to preemption; preemptive.preepisternalRelating to a preepisternumpreequatorialIn front of an imaginary line or plane that divides the front and back of the body.preethicalPrior to the development of a system of ethics.preexperimentalprior to an experimentpreexponential(mathematics) Describing any factor that multiplies an exponential functionprefacial(anatomy) anterior to the faceprefactualprior to facts being establishedprefallBefore the season of fall.prefatialRelating to a preface.prefectoralSynonym of prefectural.prefectorialOf or pertaining to a prefect.prefecturalOf, pertaining to or at the level of a prefecture.prefederalPrior to the formation or involvement of a federal government.prefemoral(anatomy) anterior to the femurpreferentialOf or relating to the showing or giving of preference.prefestivalBefore a festival.prefeudalBefore feudalism.prefibrilAlternative form of prefibrillar.prefill(transitive) To fill in advance.prefinal(linguistics) Immediately before the last.prefixal(linguistics, of a form) That is modified by the addition of a prefix.prefloral(botany) Relating to preflowersprefovealAnterior to the foveaprefrailExhibiting the early signs that may lead to frailty.prefrontalOf, pertaining to or situated in the anterior part of the frontal lobe.prefrontocortical(anatomy) Relating to the prefrontal cortex.prefrontostriatalprefrontal and striatalprefunctionalNot yet functional.prefundamental(mathematics) Given a group G that acts on a set P, a subset P is prefundamental for G if, for any g in G, gB is in B only if g is 1.prefuneralBefore a funeral.pregenital(psychiatry) Describing psychosexual development prior to the genital phasepregenualIn front of a genu (of the brain)pregeologicalBefore geology.pregestationalBefore gestation.preglacialBefore an ice age (usually referring to the Pliocene)preglycosomal(biology) Prior to the development of a glycosomepregnacalciferol(organic chemistry) Synonym of hydroxycholecalciferol.pregnadienediol(organic chemistry) Any of several isomeric diols derived from pregnadienepregnanediol(organic chemistry) A steroid formed by the metabolism of progesterone; it is excreted in the urine of pregnant women.pregnanetriolA particular steroid.pregnathalanterior to the jaw (typically, in insects)pregonopodalIn front of a gonopodpregrill(transitive) To grill (food) in advance.prehallicalRelating to the prehalluxprehensorialBeing or relating to a prehensor.prehesternal(grammar) Relating to past time earlier than yesterday.prehierarchicalPrior to the formation of a hierarchyprehodiernal(grammar) Relating to past time earlier than today.prehospitalBefore a patient is brought to a hospital.preictalBefore an ictal attackpreileorectalupstream of the ileorectal regionpreimaginalPrior to the insect imago stage.preimperialPrior to the period of an empire.preimplantationalRelating to preimplantationpreinauguralPreceding or in preparation for an inaugurationpreincisionalBefore a surgical incision.preindustrialOf or relating to the period before the Industrial Revolution and the global industrialisation that followed.preinfectionalBefore infection.preinflectionalBefore inflection.preingestionalPrior to ingestionpreinitial(phonetics) The part of a syllable that precedes the initial.preinsertionalBefore an insertion.preinstall(transitive) To install (software, etc.) in advance.preinstructionalOccurring prior to instruction.preintellectualBefore the development or the use of the intellect.preinterparietal(anatomy) Relating to a bome attached to the interparietal bone by a suture.preinterventionalPrior to interventionpreintestinal(anatomy) Situated in front of, or anterior to, the intestines.preirrigationalBefore irrigation.prejudicalAlternative spelling of prejudicial.prejudicallObsolete form of prejudical.prejudicialExhibiting prejudice or bias.prejunctional(anatomy) In front of the neuromuscular junction.prelabralAnterior to the labrumprelactalAlternative form of prelacteal.prelactealBefore feeding on milkprelal(obsolete) Of or relating to printing; typographical.prelarvalRelating to prelarvae.prelaryngeal(anatomy) anterior to the larynxprelatialPertaining to a prelateprelaticalPertaining to a prelate; prelatial.prelegalIn preparation for study at a law school; prelaw.prelesionalBefore the occurrence of a lesion.prelexical(linguistics) Before the lexical stage.preliberalBefore the liberal period of society, i.e. in feudal or authoritarian times.preliminalPrior to the beginning of a processprelingualBefore learning language.prelogicalBefore the development of logical thought.preludialOf or pertaining to a prelude.prelysosomal(biochemistry) Prior to the action of lysosomal enzymespremailTo contact by mail in advance.premaritalBefore marriage; before getting married.prematernalBefore motherhood.prematrimonialBefore marriage.prematurationalPrior to maturation.premaximal(mathematics) Prior to a maximumpremechanicalBefore the development or use of machines.premediaevalAlternative form of premedieval.premedial(chiefly biology, but also linguistics) Antemedial; located before the middle.premedicalSynonym of pre-med.premedievalBefore the Middle Ages.premelanosomalPrior to the development of a melanosomepremenarchalAlternative form of premenarcheal.premenarchealBefore the menarche (advent of menses).premenarchialAlternative form of premenarcheal.premenopausal(medicine) Having not yet undergone menopausepremenstrualOccurring in the time period during the menstrual cycle leading up to the beginning of menstruation.premental(anatomy, zoology) In front of the mentum.premethodicalBefore the application of a method or methodology.premialServing to reward; rewarding.premieralAlternative form of premierial.premierial(rare) Of or relating to a premier.premigrationalBefore migrationpremillennial(Christianity) Pertaining to the belief that the Second Coming will take place before the millennium.premonitionalOf or relating to premonition.premonumentalBefore the construction of monuments.premoralBefore the development of a sense of morality.premortalBefore the start of life.premotoneuronalRelating to premotoneuronspremotorneuronalRelating to the premotor cortex and to neuronspremunicipalBefore the establishment of a municipality.premyofibril(biology) A structure formed during sarcomerogenesis that develops into a nascent myofibril.premythicalBefore the creation of myths.premythologicalBefore the development of mythology.prenalterol(pharmacology) A cardiac stimulant that acts as a β₁-adrenergic agonist.prenarial(anatomy) Situated in front of the naresprenasal(anatomy) Situated in front of the nose, or in front of the nasal chambers.prenatalBeing or happening before birth.prenationalBefore the development or introduction of nationhood.preneuralanterior to a neural plateprenodalIn front of a nodus (of an insect)prenol(organic chemistry) Any alcohol composed of multiple isoprene units; they are the biogenetic precursors of the isoprenoidsprenominal(grammar) That is placed before a nounprenotochordalPrior to the development of the notochordprenucleosomal(genetics) Prior to the formation of nucleosomes; relating to prenucleosomesprenuptialOccurring before marriage; antenuptial.prenuptualMisspelling of prenuptial.prenyl(organic chemistry) isoprenylprenylflavonolAny prenylated flavonol.preobservationalPrior to observation.preoccipital(anatomy) Situated in front of the occipital region or occipital lobe.preoccupationalSynonym of preemploymentpreoedipal(psychoanalysis) Before the formation of the Oedipus complex.preofficialPrior to officialdom.preontologicalBefore the development of ontological thought.preoperationalPrior to a surgical operation.preoral(anatomy) Situated in front of, or anterior to, the mouth.preorbitalOccurring before an orbit is established.preovipositionalPrior to egglayingprepainfulBefore the onset of pain.prepalatal(anatomy) Anterior to the palate.preparentalPrior to parenthood.preparietal(anatomy) In front of a parietal regionpreparoxysmalBefore a paroxysm.prepartal(medicine) Prepartum.preparturialPrior to parturitionprepastoralBefore pastoralism.prepathologicalBefore, or leading to, a pathological state.prepatriarchalBefore patriarchy.prepausal(linguistics) Before a pause in speech.prepectoralIn front of the pectoral musclesprepenial(anatomy) Situated in front of, or anterior to, the penis.prepericardial(anatomy) anterior to the pericardiumpreperitoneal(anatomy) anterior to the peritoneum (between the parietal peritoneum and the abdominal wall)preperoxisomalPrior to the formation of a peroxisomeprepersonal(psychology) Prior to the development of the individual ego.prepharyngealBefore the pharynxprephilosophicalBefore the development of philosophical thought.prephthisicalBefore the onset of phthisis.prepillPrior to the use of an oral contraceptive.preplacental(anatomy) anterior to the placentapreplacodalPrior to the development of the placodepreplanetesimal(astronomy) A conglomeration of material that will form a planetesimalprepleuralAnterior to the pleuraprepoliticalBefore the development or introduction of politics.prepollAn advance or preliminary poll.prepositionalOf, pertaining to, or of the nature of a preposition.prepositorialOf or relating to a prepositor.prepotential(biology) The depolarization of a cell membrane between action potentialspreprandialOccurring before a meal, especially dinner.prepresidentialOf or pertaining to the period before a person's ascent to the presidency of a countrypreprocambialPrior to the development of the procambiumpreproceduralBefore a procedure.preprofessionalPrior to starting a profession.prepronominal(grammar) Before a pronoun.preproposalBefore a proposal.preprotocolA preliminary or prior protocolprepsychologicalBefore the development or use of psychology.prepubertalBefore puberty.prepucialMisspelling of preputial.prepunctualexcessively prompt; earlyprepupal(biology) Describing the inactive stage in the development of some insects between the larval and the pupal stagesprepuparialPrior to the formation of a pupa (or a puparium)preputial(anatomy) Of or pertaining to the prepuce.prequalClipping of prequalification.prequantalPrior to the introduction of quantum theory.prequel(narratology) In a series of works, an installment that is set chronologically before its predecessor, especially the original narrative or (perhaps improper usage) any narrative work with at least one sequel.prequential(mathematics) predictive sequentialpreradical(mathematics) A subfunctor of the identity functor in the category of left modules over a ring with identity.prerationalBefore the application of reason.prereceptoral(biology) Prior to processing by a receptorprerectal(anatomy) anterior to the rectumprereferralPrior to referral.prerehearsalBefore a dramatic rehearsal.prerenalSituated above the kidneys, or at the junction of the vena cava and the renal vein.prerenewalBefore renewal.preretailPrior to the stage at which a product goes on retail sale.preretinalanterior to the retinapreretrievalBefore retrieval.prereversalBefore reversal.prerevivalBefore a revival.preribosomalPrior to the development of a ribosomeprerogativalOf or relating to a prerogative.preroll(film, uncountable) A period of time during which the camera rolls but before the action begins.prerostral(zoology) anterior to a rostrumprerubral(anatomy) Anterior to the rubral area of the midbrainpresabbaticalBefore a sabbatical.presacral(anatomy) Situated in front of the sacrum.presacrificialBefore a sacrifice.presagefulFull of presages; ominous.presbyteralOf or pertaining to a presbyter or presbytery; presbyterial.presbyterialPresbyterian.prescandalBefore a scandal.preschoolOf or relating to the years of early childhood before attendance at primary school.prescriptorialPrior to the invention or use of writing.prescrotal(anatomy) anterior to the scrotumprescutalRelating to a prescutumpreseasonalBefore the start of a season.presectorialRelating to a presectorpreseizuralBefore a seizure.preselectionalRelated to preselectionpresellTo sell or obtain commitments to buy in advance of a formal offer to sell.presentalpresentationpresentationalOf, or pertaining to, presentation(s).presentential(linguistics) Before a sentence.presentialIn-person, on-premises, face-to-face (that is, not involving online, virtual or remote interaction).presentimentalOf the nature of a presentiment; foreboding.preseptal(anatomy) anterior to a septumpreservalpreservation; retentionpreservationalThat fosters preservationpresessionalBefore a session, often an academic term.presexualNot yet capable of sexual reproduction.presidentialPertaining to a president or presidency.presidialBelonging to a province, or being like a province; provincial.presignalBefore a signal.presinusoidal(anatomy) Before the sinusoidpreskeletalPrior to the development of a skeletonpresocialNot yet taking an active part in society.presocietalBefore the development of society.prespermatogonialRelating to prespermatogoniapresphenoidal(anatomy) Of or pertaining to the presphenoid bone.prespillBefore the occurrence of a spill.prespinal(anatomy) prevertebralprespliceosomalRelating to prespliceosomespressfulEnough to fill a press.pressirostral(zoology, obsolete) Of or pertaining to the order Pressirostres, a group of wading birds with flattened beaks, including bustards, plovers, and cariamas.pressuralOf or relating to pressure.presswheelAlternative form of press wheel.prestatisticalBefore the development or use of statistics.presternal(anatomy) Of or relating to the presternum.presteroidalIn the era before steroids were available.prestidigitalNimble-fingered; having fingers fit for prestidigitation, or conjuring tricks.prestidigitatorialOf or relating to a prestidigitator.prestigefulrespected, admiredprestigmalIn front of a stigmaprestomal(anatomy) anterior to the stomaprestructuralPrior to a structural phasepresubgenual(anatomy) anterior to the subgenual region of the brainpresubstantial(philosophy) Having no physical substance, but having the potential to become substantial.presuicidalNot yet suicidal; in a condition that will lead to a suicidal state.presupplementalSynonym of presupplementary.presupposalpresuppositionpresuppositionalOf or pertaining to a presupposition.presurgicalOccurring before, or in preparation for, surgery.presutural(anatomy) anterior to a suturepreswellTo cause to become engorged with fluid prior to some other operation.presynapticalAlternative form of presynaptic.presyncopal(medicine) Of, relating to, or exhibiting features of presyncope.presyncytialPrior to the formation of a syncytiumpretarsalanterior or inferior to the tarsuspretasselBefore the appearance of the tassels (pollen-producing flowers) on corn.pretechnical(education) Leading up to a technical course.pretechnologicalPrior to the advent of modern technology.pretectalOf or pertaining to the pretectum.pretelevisualBefore the introduction of television.pretemporalOccurring or happening before the existence of time.pretensefulFull of pretense or pretenses.pretensionalOf or relating to pretense or pretension; pretended.preterital(grammar) Of or relating to the preterite.preterlegal(obsolete) illegal.preterminalBefore the end.preternaturalBeyond or not conforming to what is natural or according to the regular course of things; strange.preternormalBeyond what is normal; supernatural; paranormal.preternuptial(archaic) Outside of wedlock; adulterous.preterrationalGoing beyond reason or rational thinking.preterrestrialPrior to the formation of EarthpreterritorialBefore the establishment of a territory or territories.pretersensualGoing beyond the senses.pretextualHaving a false, contrived or assumed purpose; characterized by pretense.pretheologicalBefore theology.pretheoretical(philosophy) Arising before any theoretical considerationspretherapeuticalAlternative form of pretherapeutic.prethermalPrior to thermalizationprethoughtfulprudent; having forethoughtpretibial(anatomy) anterior to the tibiapretopological(mathematics) Relating to a pretopologypretorialAlternative form of praetorian.pretracheal(anatomy, relational) Anterior to the trachea.pretraditionalBefore the development of a tradition.pretranscriptional(genetics) Prior to transcriptionpretransitionalPrior to a transition.pretranslational(genetics) Prior to translationpretranslocationalPrior to translocationpretravelBefore travelling.pretrialPertaining to a preliminary trial.pretribalBefore the development of tribes.pretrigeminalPrior to trigeminal pain / neuralgiaprettiful(colloquial, babytalk) pretty, beautiful, cutepretumoralPrior to the development of a tumorpretumouralAlternative form of pretumoral.pretypographicalBefore the development or use of typography.pretzel(cooking) A toasted bread or cracker usually in the shape of a loose knot.preural(ichthyology) Pertaining to vertebra supporting the caudal fin.prevaginal(anatomy) In front of the vagina or vaginal region.prevail(intransitive) To triumph; to be victorious.preventorial(historical) Being or relating to a preventorium.preventralIn snakes, any of a set of scales positioned anterior to the ventral scales and are wider than they are long, but not coming into contact with the paraventral row of dorsal scales on either side of the body.preverbal(psychology, linguistics) At an early stage of development in which one is not yet able to communicate by means of words.prevernalBefore the season of spring.prevertebral(anatomy) Situated immediately in front of, or on the ventral side, of the vertebral columnprevertical(anatomy) anterior to a vertexprevesical(anatomy) In front of a bladder, especially the urinary bladder.previralBefore a viral infection.previsionalRelating to prevision or foresight; prophetic.previsualprior to the development of visual indicatorsprevocalSynonym of prevocalic.prevocationalIn preparation for a vocation.prevolitional(formal, philosophy) Before an act of the will.prewithdrawalBefore withdrawal.preyfulDisposed to take prey, or hunting for prey.prezonalIn front of a zoneprezygapophyseal(anatomy) Situated in front of the zygapophyseal joint.prezygodiapophysealBefore the joining of the synapophysesprial(card games) Alternative form of pair royal.pridinolA muscle relaxant drug.priestal(rare) Relating to priests; priestly.primaevalDated spelling of primeval.primalBeing the first in time or in history.primarosol(soil science) An original soil that has been modified by erosion etcprimatal(zoology, rare) Pertaining to primates.primatial(ecclesiastical) Of or pertaining to a primate.primatical(ecclesiastical, archaic) Of or pertaining to a primate (the church thing, not the monkeys).primatologicalRelating to primatology.primaveralRelating to or characteristic of early spring.primaxial(anatomy) comprised of somitic cells onlyprimevalBelonging to the first ages.primibrachialRelating to a primibrach.primidololA beta-adrenergic blocking drug.primigenialFirst of all; firstborn; primary; original.primitial(rare) Being of the first production; primitive; original.primogenialFirst born, made, or generated of its type; original; elemental.primogenitalRelating to primogeniture.primoradialMisspelling of primordial.primordialFirst, earliest or original.primorial(number theory) Any number belonging to the integer sequence whose nth element is the product of the first n primes.primosomalRelating to a primosomeprinaberelA drug that acts as a highly selective agonist of the ERβ subtype of the estrogen receptor, used in scientific research.princefulEmbodying the qualities of a prince; princelyprincipalPrimary; most important; first level in importance.principallObsolete form of principal.principialElementary; fundamental.printwheelIn early printers, a disk bearing impressions of characters around its rim; these are struck against the page to produce text.prismalRelating to a prism; prismatic.prismaticalAlternative form of prismatic.prismatoidalHaving the shape of a prismatoid.prismoidalHaving the form of a prismoid.prisonfulEnough to fill a prison.pritchelA metal punch or shaping tool with a round shank, designed to fit in a pritchel hole in an anvil.privationalRelating to privation.prizidilol(pharmacology) A beta-adrenergic blocking drug.proacrosomalThat develops into an acrosomal granule, vesicle etcproapicalTowards an apexprobarbital(pharmacology) A barbiturate derivative with sedative, hypnotic and anticonvulsant properties.probasal(anatomy, botany) That develops into a basal structureprobasidialRelating to the probasidium.probasitarsalRelating to a probasitarsusprobationalprobationaryproblematicalDoubtful or disputed.problematologicalOf or relating to problematology.proboscidial(zoology) proboscidateprobucol(medicine) A particular antihyperlipidemic drugprocambialRelating to a procambium.procaterol(pharmacology) A short-acting β₂-adrenergic receptor agonist used for the treatment of asthma.procathedralA church used in place of a cathedral.proceduralRelated to procedure.procerebralRelating to the procerebrum.processionalOf, pertaining to, or used during a procession, particularly at the start of a religious ceremony or wedding.processualOf or relating to a process, especially to the methodological study of processes in social science.prochiral(chemistry) having two constitutionally identical ligands (atoms or groups), replacement of either one by a different ligand making the molecule chiralprochlorococcalRelating to cyanobacteria of the genus Prochlorococcus.prochordal(anatomy) prechordal.procinololA beta-adrenergic blocking drug.proclonolA particular pesticide.proconidialRelating to a proconidiumproconsul(in ancient Rome) A magistrate who served as a consul and then as the governor of a province.procontrolSupportive of greater or stricter control, especiallyprocoxalRelating to the procoxaprocreationalRelating to procreation.proctal(anatomy, medicine) Relating to the rectum and/or anus.proctodaealAlternative form of proctodeal.proctodealOf or pertaining to the proctodeum.proctologicalRelating to proctology.proctorialOf or pertaining to a proctor or to the office of proctorship.proctoricalObsolete form of proctorial.proctosurgical(surgery) Relating to proctosurgery.procuralThe act of procuring something.procuratorialOf or pertaining to a procurator or proctor.procyclical(economics) Moving in the same direction as the overall state of an economyprodigalWastefully extravagant.prodigallObsolete spelling of prodigal.prodorsalTowards the back (of an organism)prodromal(medicine, pathology) Relating to prodrome; indicating an early stage of a disease.produceorial(film, theater) Of or pertaining to a producer; concerned with productionproducorial(film) Of or pertaining to a producer; concerned with production (of a film)productionalof or pertaining to productionproembryonalAlternative form of proembryonic.proemialOf or pertaining to a proem or proemium.proenvironmentalThat seeks to protect the natural environmentproepicardialOf or pertaining to the proepicardium.proepisternal(anatomy) Relating to the proepisternumprofadol(pharmacology) An opioid analgesic.profectionalOf or relating to profection.profemoralanterior to the femur (of an insect)professionalshowing the skill, conduct, or standards expected in a professionprofessorialOf, relating to, or characteristic of a professor or professors, or of a professorship or professorships.profibrilA cluster of fibrin molecules that becomes a protofibrilprofilometricalAlternative form of profilometric.profundal(aquatic ecology) Ellipsis of profundal zone.profurcal(entomology) Relating to the profurcaprofurcasternalRelating to the profurcasternumprogametangialRelating to the progametangium.progenitalDeriving from or otherwise related to progeny or a progenitor or the anatomical region employed for progeneration.progenitorialRelating to a progenitor.progestational(biology, medicine) Describing the phase of the menstrual cycle before gestation and after ovulation, during which progesterone is secreted.proglacialSituated in front, or outside the margins, of a glacier or ice sheet (and formed from its meltwaters).prognosticalAlternative form of prognostic.progradationalRelating to progradationprogrammaticalprogrammaticprogravitational(of a posture) That is aligned with gravitational forcesprogressionalOf or pertaining to progression; tending to, or capable of, progress.proguanilA prophylactic antimalarial drug effective against sporozoites.prohaptoralRelating to the prohaptorprohibitionalRelating to prohibition; serving to forbid or ban.prohormonalRelating to prohormones.proictalThat leads to an ictal attackproindustrial(politics) Favoring industryproisocorticalrelating to the proisocortexprojectionalOf or relating to projection.prolarvalRelating to prolarvae.prolateralProjecting from a forward-facing sideprolentiviralThat leads to the production or breeding of lentivirusesprolepticalAnticipating the usual time; applied to a periodical disease whose paroxysms return at an earlier hour at every repetition.proliferationalRelating to, or causing proliferationprolifical(dated) Producing young or fruit abundantly; prolific; fruitful.prolinol(organic chemistry) The alcohol obtained by reduction of proline.proliposomalRelating to proliposomes.proll(intransitive, obsolete) To prowl or search after; to plunder, to rob.prolongationalOf or relating to prolongation.proluvial(geology) Relating to proluviaprolyl(organic chemistry) The univalent radical derived from proline.promarginal(zoology) Relating to the promargin.promesonotal(anatomy) Relating to the promesonotumpromicrobialThat encourages the growth of microbespromisefulFull of promise for the future; promising.promontorialRelating to a promontorypromorphological(biology) Relating to promorphology.promotionalOf or relating to an advertising promotion; serving to promote a service, institution, business, etc.promposal(informal) An invitation, especially one which is made in an elaborate manner, in which the invitee is asked to accompany the inviter to a prom.promycelialOf or relating to the promycelium.pronatalPromoting the birth of children.pronetalolA particular beta-adrenergic blocking drug.pronethalolAn early non-selective beta blocker clinical candidate, never used clinically due to carcinogenicity in mice.proneural(biology) Involved in neurogenesisproneuronal(biology, genetics) That gives rise to neuronspronggilla prong-gilled mayfly, any insect in the Leptophlebiidae familyproniosomalRelating to or composed of proniosomes.pronomialOf, pertaining to, constructed using, or serving the purpose of a pronoun.pronominal(linguistics, grammar) Of, pertaining to, resembling, or functioning as a pronoun.pronormal(group theory, of a subgroup) Such that each of its conjugates is conjugate to it already in the subgroup generated by it and its conjugate.pronotalOf or pertaining to the pronotum.prontosil(pharmacology) The antibacterial drug 4-[(2,4-diaminophenyl)azo]benzenesulfonamide.pronubial(rare) Promoting, or presiding over, marriage.pronumeral(Australia, mathematics) variable (symbol)pronuncial(archaic) Of or pertaining to pronunciationpronunciationalOf or relating to pronunciation.propacetamolA prodrug form of paracetamol.propadienyl(organic chemistry, especially in combination) A radical derived from propadienepropaedeuticalAlternative form of propaedeutic.propafol(medicine) A short-acting, intravenously administered hypnotic agent, 2,6-diisopropylphenolpropagationalThat propagates, or causes propagationpropalinalMoving backward and forward, as the underjaw does during mastication.propanal(organic chemistry) propionaldehydepropandiolAlternative form of propanediol.propanediol(organic chemistry) Any of four diols derived from propane, usually the forms 1,2-propanediol and 1,3-propanediol, but especially 1,2-propanediol known as propylene glycolpropanethial(organic chemistry) The thial CH₃-CH₂-CH=SpropanilThe herbicide 3′,4′-dichloropropionanilidepropanol(organic chemistry) Either of two isomeric aliphatic alcohols, C₃H₇-OHpropargyl(organic chemistry) The univalent radical HC≡C-CH₂- derived from propynepropatagialRelated to a propatagiumpropel(transitive) To provide an impetus for motion or physical action; to cause to move in a certain direction; to drive or push forward.propenal(organic chemistry) The compound acrolein.propenoyl(organic chemistry, especially in combination) A univalent radical derived from propenoic acidpropenyl(chemistry) A radical of propene (propylene).propenylphenolSynonym of phenylpropene.properispomenalhaving a circumflex accent on the penultimate syllableproperitonealIn front of the peritoneumpropetandrolAn anabolic steroid.propharyngealMisspelling of prepharyngeal.prophylacticalprophylactic; preventativeprophyll(botany) The frequently specialised or reduced leaf produced at the first node of a new shoot.propiconazolAlternative form of propiconazole.propinyl(chemistry) propynylpropionibacterialRelating to the propionibacteriapropionitrilArchaic form of propionitrile.propionyl(organic chemistry, especially in combination) The univalent radical derived from propionic acid by loss of the hydroxy group.propleuralRelating to propleurapropodealRelating to the propodeum.propodial(anatomy) Of or relating to the proximal segments of limbs or appendages.propofol(pharmacology) A sedating and hypnotic agent C₁₂H₁₈O administered intravenously to induce and maintain anesthesia or sedation.proportionalOf a typeface, having characters with natural (non-uniform) width (in contrast to monospace typefaces).proposalSomething which is proposed, or offered for consideration or acceptance.propositionalRelating to, or limited to, propositions.propraetorialRelating to a propraetorpropranolol(pharmacology) A synthetic compound which acts as a beta blocker and is used mainly in the treatment of cardiac arrhythmia.proprial(grammar) Relating to a proper noun.proprietarialPertaining to proprietarians or proprietarianism (in colonial North America).proprietorialOf or pertaining to ownership.proprioceptionalRelating to proprioceptionpropriospinal(anatomy) Relating specifically to the spine, and especially to those structures that connect segments of the spineproprochiral(chemistry) Describing an achiral compound that can be converted to a chiral one in two stepspropterygialRelating to the propterygium.propyl(organic chemistry) Either of two isomeric univalent hydrocarbon radicals, C₃H₇, formally derived from propane by the loss of a hydrogen atom.propylcarbinoln-butanol, a primary alcohol with a four-carbon structure and the chemical formula C₄H₉OH.propyleneglycolAlternative form of propylene glycol.propylpyrazoletriolA synthetic, non-steroidal agonist of ERα (estrogen receptor alpha), used in scientific research.propylthiouracil(pharmacology, endocrinology) A thioamide drug, used to treat hyperthyroidism by decreasing the amount of thyroid hormone produced by the thyroid gland, which is associated with a risk of agranulocytosis.propynyl(organic chemistry, especially in combination) A univalent radical derived from propyneprorenal(anatomy) pronephricprorevival(religion) In favour of revival or revivalism.prorhinal(anatomy) Situated in front of the nasal chambers.prosaicalAlternative form of prosaic.prosal(archaic) Of or pertaining to prose; prosaic.prosbulAlternative form of prozbul.proscriptionalArchaic form of proscriptive.prosectorialOf or relating to a prosector.prosecutionalPertaining to prosecution, or to the prosecution of a particular case.prosecutorial(criminal law) Relating to prosecuting of criminal cases.proselyticalAlternative form of proselytic.prosenchymalRelating to the prosenchyma.prosententialOf or pertaining to pro-sentences.prosimetricalConsisting both of prose and verse.prosocialBeneficial to all parties and consistent with community laws and mores.prosodiacalSynonym of prosodic.prosodialOf or pertaining to prosody.prosodicalAlternative form of prosodic.prosomalRelating to a prosome.prosopographicalRelating to prosopography.prosopopoeialProsopopoeic.prospermatogonialRelating to prospermatogoniaprostatourethral(anatomy) Relating to the prostate gland and the urethraprostatovesical(anatomy) Relating to the prostate and the seminal vesiclesprosternalRelating to a prosternumprostitutionalOf or relating to prostitution.prostomialRelating to the prostomium.protargolSilver proteinate, originally used as an antiseptic and later for staining in electron microscopy.protarsalRelating to the protarsusproteasomal(biochemistry) Of or pertaining to a proteasomeprotectionalOf or relating to protection.protectoral(dated) Of or pertaining to a protector; protectorial.protectorialAlternative form of protectoral.protentionalOf or pertaining to protentionproteoarchaealRelating to the ProteoarchaeotaproteobacterialOf or pertaining to the Proteobacteria.proteogenomicalAlternative form of proteogenomic.proteoliposomalRelating to proteoliposomesproteosomalMisspelling of proteasomal.protesomalMisspelling of proteasomal.protestantical(obsolete) ProtestantprothallialRelating to a prothallium.prothipendylAn antipsychotic drug.prothonotarialRelating to a prothonotary.protibialRelating to the tibia of a forelimbprotistalRelating to, or characteristic of protistsprotistologicalRelating to protistology.protoanalyticalRelating to protoanalysis.protobacterialOf or pertaining to a protobacteriumprotobiologicalRelating to protobiologyprotocanonicalDescribing the first (authorized) canon of books of scripture.protocatecholSynonym of protocatechuic acid.protocell(biology) A self-organized, endogenously ordered, spherical collection of phospholipids proposed as a stepping-stone to the origin of lifeprotocercal(zoology) Having a caudal fin extending around the end of the vertebral column, like that which is first formed in the embryo of fishes; diphycercal.protocerebralRelating to the protocerebrumprotochemicalRelating to protochemistry, the early study of chemistry.protochlorophyllA pigment that is converted to chlorophyll by the action of lightprotoclonal(genetics) Relating to a protocloneprotocoel(biology) The anterior part of a tripartite coelom in some invertebratesprotocol(international law) An amendment to an official treaty.protoconalOf or pertaining to a protoconeprotoconchalOf or pertaining to a protoconch.protodermalRelating to the protodermprotoethicalRelating to protoethics.protofibril(anatomy) An elongated cluster of cells that grows into a fibril.protogenal(rare) primitiveprotogospel(religion) A hypothetical common gospel from which later gospels were derived.protoheterothecalRelating to a protoheterothecaprotohistoricalOf or relating to protohistory.protoindustrialRelating to the early beginnings of industrialization.protokylolA ß-adrenergic receptor agonist used as a bronchodilator.protolactealDescribing the secretion of the mammary glands of primitive mammalsprotoliberalSimilar to liberalism, but before its establishment.protolingualOf or relating to proto-language.protologicalOf or relating to protology.protomammalAny evolutionary ancestor of the mammals.protometal(music) A style of music that was a precursor to heavy metal.protomitochondrialRelating to a protomitochondrionprotonemalRelating to protonemataprotonematalRelating to protonemata.protonephridialRelating to a protonephridiumprotonymphalRelating to a protonymphprotopanaxadiol(organic chemistry) A terpene sapogenin, related to dammarane, found in ginseng.protopanaxatriol(organic chemistry) A terpene sapogenin, related to dammarane, found in ginsengprotoperithecialRelating to a protoperitheciumprotophenomenal(philosophy) Of a property: not phenomenal at the individual level, but collectively able to constitute phenomenal properties.protophyll(botany) A primitive leaf in some clubmossesprotophysicalRelating to protophysics.protoplanetesimalA very small protoplanetprotoplasmal(cytology) Of or relating to protoplasm.protoplasmodialRelating to protoplasmodiaprotopodalRelating to a protopodprotopsychologicalBeing or relating to an earlier form of what is now known as psychology.protoscolicidalThat leads to death of scolexesprotosexual(psychology) Of or relating to formative experiences with regard to sexuality in early life.protosociologicalBeing or relating to an earlier form of what is now known as sociology.protosomalRelating to protosomesprotostomalRelating to a protostomaprotosyntacticalof, or relating to protosyntaxprototherial(of mammals) Belonging to the taxonomic subclass Prototheria.prototrochalRelating to a prototrochprototypalOf or pertaining to a prototypeprototypicalConstituting or representing an original type of something that others are modelled on or derived from.protovertebral(anatomy) Of or pertaining to the protovertebrae.protoviralRelating to a protovirus.protozoologicalOf or pertaining to protozoologyprotreptical(obsolete) Adapted to persuade; hortatory; persuasive.protrusionalRelating to, or having the form of a protrusionprotuberantial(anatomy) Relating to a protuberance.protumoralPromoting the development of tumors.protylAlternative form of protyle.protypicalMisspelling of prototypical.proudfulFull of pride; excessively proud.proulObsolete form of prowl.provenantialPertaining to the provenance of something.proventralIn front of a ventral regionproverbialOf, resembling, or expressed as a proverb, cliché, fable, or fairy tale.providentialPertaining to divine providence.provincefulthe amount that a province can hold.provincialOf or pertaining to a province.proviralOf or pertaining to a provirusprovisionalTemporary, but with the intention of eventually becoming permanent or being replaced by a permanent equivalent.provostalPertaining to a provost.provostialOf, or related to a provost.provostorialPertaining to a provost.prowl(ambitransitive) To rove over, through, or about in a stealthy manner; especially, to search in, as for prey or booty.proxemicalRelating to proxemics, the effects of physical distance between people.proxibarbalA sedative and hypnotic drug.proxibarbital(pharmacology) A barbiturate derivative with antianxiety properties.proxicromilAn antiasthmatic drug.proximal(anatomy, geology) Closer to the point of attachment or observation.proximobasalproximal and basalproximocaudal(anatomy) proximal and caudalproximocentral(anatomy) proximal and centralproximocranial(anatomy) proximal and craniallyproximodistal(anatomy) Running from the center of the body out towards the distal ends of appendages.proximodorsal(anatomy) Both proximal and dorsalproximolateral(anatomy) Both proximal and lateralproximomedial(anatomy) Both proximal and medialproximoventral(anatomy) close to the front or to the abdomenproxyl(organic chemistry) The free radical 2,2,5,5-tetramethyl-1-pyrrolidinyloxyprozbul(Judaism) A document assigning one's promissory notes to a court for collection, used to evade the sabbatical year's nullification of debts.prudentialCharacterised by the use of prudence; arising from careful thought or deliberation.prunetolSynonym of genistein.psalmodialRelating to psalms or to psalmodypsalmodicalAlternative form of psalmodic.psalterial(zoology) Of or pertaining to the psalterium.psephologicalOf or pertaining to psephology.pseudepigraphal(of writings) Falsely attributed.pseudepigraphicalOf or relating to pseudepigraphy.pseudoaccidentalApparently, but not actually, accidental.pseudoacromialRelating to a pseudoacromionpseudoaerialApparently aerialpseudoanalyticalHaving a false appearance of relying on legitimate analysis; based on technobabble, false assumptions, or false arguments.pseudoanatomicalApparently, but not actually, anatomical.pseudoancestralApparently, but not actually, ancestral.pseudoannualHaving the appearance of something that occurs annually but not following a strictly annual pattern.pseudoarchaeologicalRelating to pseudoarchaeology.pseudoautosomal(genetics) Describing genes in the X- and Y- chromosomes that behave like autosomes during meiosispseudoaxial(chemistry) Describing bonds, in a ring system that does not have a true axis, that are approximately parallel to it (i.e. approximately at right-angles to the ring)pseudoazimuthal(cartography) Describing various map projections based on the azimuthal.pseudobinauralApparently, but not actually, binaural.pseudobiographicalApparently, but not truly, biographical.pseudobiologicalOf, relating to, or employing pseudobiology.pseudobisexualApparently, but not actually, bisexual.pseudobranchialOf or pertaining to the pseudobranchiapseudocardinal(malacology) A type of tooth found on the shells of some bivalve molluscs.pseudocell(biology, computing) A pseudospatial cellpseudocerealAny plant that, although not belonging to the grass family, produces seeds that are used to make flour.pseudochannel(orthophotography) One of multiple orthorectified images for a single location, each representing a different DEM (digital elevation model).pseudochemicalApparently, but not actually, chemical.pseudochiralRelating to, or exhibiting pseudochiralitypseudochromosomalRelating to a pseudochromosomepseudocidalOf or relating to pseudocide.pseudoclassicalimitative of a classical stylepseudoclericalApparently, but not actually, clerical.pseudoclinicalApparently, but not actually, clinical.pseudocoel(biology) The body cavity of certain nematodes (primitive invertebrates), which is analogous to a coelom but lacking mesodermal cells, i.e. not lined with mesothelium.pseudocolonial(biology) Relating to a pseudocolonypseudocommunalApparently, but not actually, communal; characteristic of pseudocommunity.pseudoconformalThat appears to conform, but in practice does not.pseudoconical(cartography) Describing various map projections based on the conical.pseudocoronal(astronomy, mathematics, organic chemistry) Relating to a pseudocoronapseudocriminalApparently, but not actually, criminal.pseudocriticalBeing an approximation to a critical pressure, temperature, etc.pseudocrystalA substance that appears to be crystalline, even under a microscope, but does not have a true crystalline diffraction pattern.pseudoculturalRelating to pseudoculture.pseudocylindrical(cartography) Representing the central meridian and each parallel as a single straight line segment, but not the other meridians.pseudodentalApparently, but not actually, dental.pseudodifferential(mathematics) Describing an extension to differential calculus that deals with Fourier transforms and similar structures.pseudodihedralThe angle between successive alpha helices of a protein chainpseudodipteral(architecture) Falsely or imperfectly dipteral, like a temple with the inner range of columns surrounding the cella omitted, so that the space between the cella wall and the columns is very great, being equal to two intercolumns and one columnpseudoeducationalApparently, but not actually, educational; offering ingenuine education.pseudoemotionalApparently, but not actually, emotional.pseudoepipleuralRelating to a pseudoepipleuronpseudoepithelialRelating to pseudoepitheliumpseudoequatorial(chemistry) Describing bonds, in a ring system that does not have a true axis, that lie approximately in the plane of the ringpseudoethicalApparently, but not actually, ethical.pseudoetymologicalApparently, but not actually, etymological.pseudoevangelicalApparently, but not actually, evangelical.pseudofaecalOf or relating to pseudofaeces.pseudofecalAlternative form of pseudofaecal.pseudofinal(electrical engineering) Denoting a kind of steady-state voltage distribution.pseudoformalAttempting to be formal, but not actually doing so.pseudofossilAny object, marking or impression that resembles a fossil but whose origin is non-biological.pseudofractalHaving some characteristics (especially the appearance) of a fractal systempseudogelA material that has some characteristics of a gelpseudogenteelApparently, but not actually, genteel.pseudogestational(medicine) Of a sac, caused by an intrauterine buildup of fluid that has an appearance mimicking that of a gestational sac.pseudoglobalNot quite global, but pertaining to almost everything.pseudogovernmentalApparently, but not actually, governmental.pseudographical(computing) Having the appearance of graphics, though actually text-based.pseudogravitationalRelating to or involving pseudogravitation ("artificial gravity").pseudohaemalRelating to the vascular system of annelids.pseudohelicalApproximately helicalpseudohemalAlternative form of pseudohaemal.pseudoheterosexualSomething which appears to be heterosexual but is in fact homosexual in nature.pseudohexagonalbeing or pertaining to a pseudohexagonpseudohistoricalOf or pertaining to pseudohistory.pseudohomosexual(psychology) A pseudohomosexual man.pseudohyphalRelating to pseudohyphaepseudoideal(mathematics) The set of all lower bounds of the set of all upper bounds of a subset of a partially ordered setpseudoimpartialApparently, but not actually, impartial.pseudointellectualA person who claims proficiency in scholarly or artistic activities while lacking in-depth knowledge or critical understanding.pseudojournalAn ingenuine journal, especially a pseudoscientific journal.pseudolegalHaving a superficial appearance of according with the legal profession but in reality lacking competence in it or flouting its values.pseudolexical(linguistics) Describing terms (such as prefixes or suffixes) that cannot stand alone as words.pseudoliberal(politics) Apparently, but not actually, liberal.pseudologicalRelating to pseudologypseudomathematicalof, pertaining to or involving pseudomathematicspseudomedicalApparently, but not actually, medical; posing as medicine.pseudomedievalSeemingly, but not actually, medieval; resembling the Middle Ages, or something from that era.pseudomerohedralHaving some merohedral characteristicspseudometaphysicalPertaining to pseudometaphysicspseudomicrobial(biology) Relating to pseudomicrobespseudomineralA pseudomorph of a mineralpseudoministerialApparently, but not actually, ministerial.pseudomodelAn incomplete or inaccurate version of a model.pseudomonacidalThat kills Pseudomonas aeruginosa bacteria.pseudomonalOf, pertaining to, or produced by a pseudomonad bacteriapseudomoralApparently, but not actually, moral.pseudomusicalquasimusicalpseudomysticalApparently, but not actually, mystical; having pretensions of mysticism.pseudomythicalApparently, but not actually, mythical; resembling a myth; having mythic elements.pseudomythologicalHaving certain aspects of myth; apparently, but not actually, mythological.pseudonationalApparently, but not actually, national.pseudoneonatalApparently, but not actually, neonatalpseudoneurologicalApparently, but not actually, neurologicalpseudoneutralHaving only the pretensions or appearances of being neutral.pseudonormalApparently or deceptively, but not actually, normalpseudonull(sciences) A null result obtained as a result of error or interferencepseudonumericalNumerical in some ways (e.g. rank order) but not others (such as supporting arithmetic operations).pseudonutritionalOf or relating to pseudonutrition.pseudonymalpseudonymouspseudoparallel(computing) Employing, or relating to, pseudoparallelism.pseudopathologicalApparently, but not actually, pathological; resembling the effect of a disease though not actually caused by onepseudoperipteral(architecture) Falsely or imperfectly peripteralpseudopharmaceutical(pharmacology) Apparently, but not actually, pharmaceutical.pseudophilosophicalApparently, but not actually, philosophical; having pretensions to philosophy.pseudoplacentalRelating to a pseudoplacentapseudoplasmodialRelating to a pseudoplasmodium.pseudopodalRelating to a pseudopod.pseudopodetialRelating to a pseudopodetium.pseudopodialOf or relating to a pseudopod or to pseudopodia.pseudopoeticalAlternative form of pseudopoetic.pseudopoliticalApparently, but not actually, political.pseudopolynomial(mathematics) A function where f(n+k) ≡ f(n) (mod k) for all integers n ≥ 0, k ≥ 1.pseudopotential(physics) A simplified approximation of the effective potential of electrons in a complex system such as a crystal latticepseudoprofessionalSeeming professional, or professionally competent, but lacking true professionalism.pseudoprotocol(computing) Something that can be accessed in the manner of a protocol but is not in fact a protocol.pseudopsychologicalApparently, but not actually, psychological; employing false psychology.pseudopupalRelating to a pseudopupapseudoradicalOne who only claims or appears to be a political radical.pseudorationalSupposedly, but not actually, rational; having only a veneer of reason or logic.pseudorelational(databases) Having certain elements of a relational database.pseudoresidual(statistics) The difference between the observed value and the median.pseudoretroviralRelating to a pseudoretroviruspseudorhombohedralHaving the external appearance of being rhombohedralpseudorotationalRelating to pseudorotationpseudosagittal(anatomy) Apparently or approximately sagittal.pseudosclerotialApparently sclerotialpseudoscutal(anatomy) Of or relating to a pseudoscutum.pseudoseasonalHaving some, but not all, seasonal characteristicspseudosexualApparently but not actually sexual.pseudoskeptical(derogatory) Of a skeptic or their views: claiming to approach the disputed issue in a neutral manner, but actually prejudiced against it.pseudoskillA fake or ingenuine skill; something approximating a skill.pseudosocialApparently, but not actually, social.pseudospatialBeing or relating to a pseudospace; apparently but not actually spatial.pseudospectral(mathematics) Describing a class of numerical analysis methods related to spectral methodspseudospherical(geometry) Shaped like a pseudosphere.pseudospiritualApparently, but not truly, spiritual.pseudostatisticalHaving some statistical aspect, but not truly statistical.pseudosuicidalSynonym of pseudocidal.pseudosymmetricalExhibiting pseudosymmetry.pseudosynovialHaving the properties of synovial fluid, but not originating in the synoviumpseudotailAn appendage that is similar to a tail in location and gross appearance but which lacks some of the features of a true tail.pseudotechnicalApparently, but not actually, technical.pseudoteguminalRelating to the pseudotegumen.pseudotemporalApparently temporalpseudotensorial(mathematics) Relating to a pseudotensorpseudoterminal(computing) A pair of pseudodevices that can communicate with each other without the hardware that a true device would require.pseudotetrahedral(chemistry) Approximately tetrahedral, typically as a result of having two bidentate ligandspseudothermal(physics) Having characteristics similar to those of a thermal object or thermal radiation.pseudotraditionalHaving a false veneer of tradition; apparently, but not actually, traditional.pseudotrefoil(genetics) A pseudoknot in the form of a trefoilpseudotrial(sciences) A form of trial in which a randomized control is not possible or would be unethical, the same participants being repeatedly observedpseudotumoralRelating to a pseudotumorpseudoturbinal(anatomy) An incurved portion of the wall of the nasal chamber, distinguished from the true turbinals.pseudoumbilical(mathematics) Umbilical in the direction of the mean curvature vector field everywhere.pseudoverbal(linguistics) Having some of the characteristics of a verb, though not in fact a verb.pseudoviralHaving the outward appearance of a viruspseudovulvalRelating to a pseudovulvapseudowhorl(botany) Any arrangement of tightly-packed leaves that is not an actual whorlpsychal(obsolete) Having to do with the psyche.psychanalyticalAlternative form of psychoanalytical.psychiatricalSynonym of psychiatric.psychicalPerformed by or pertaining to the psyche (the mind, spirit, or both): mental, psychic.psychill(music) A subgenre of psytrance that is influenced by reggae and psybient.psychoacousticalSynonym of psychoacoustic.psychoanalAbbreviation of psychoanalysis.psychoanalyticalOf or pertaining to psychoanalysis.psychobehavioralDescribing aspects of behavior that have psychological causes or significance.psychobehaviouralAlternative spelling of psychobehavioral.psychobiochemicalRelating to psychobiochemistry.psychobiographicalRelating to psychobiography.psychobiologicalOf or pertaining to psychobiology.psychobiosocialpsychosocial and biosocialpsychochemicalRelating to psychochemistry.psychoclinicalRelating to the clinical practice of psychology.psychocosmologicalRelating to psychocosmology.psychoculturalRelating to psychology and culturepsychodermatologicalAlternative form of psychodermatologic.psychodispositionalRelating to psychological aspects of a person's disposition.psychoecologicalOf or pertaining to psychoecology.psychoeducationalOf or pertaining to psychoeducation.psychoemotional(psychology) Describing any psychological interaction with the emotionspsychoempiricalBoth psychological and empiricalpsychoendocrinologicalAlternative form of psychoendocrine.psychoethicalRelating to psychology and ethics.psychogeographicalOf or pertaining to psychogeography.psychogerontologicalOf or pertaining to psychogerontology.psychogonicalRelating to psychogony.psychographologicalRelating to psychographology.psychohistoricalOf or pertaining to psychohistory.psychoimmunologicalOf or pertaining to psychoimmunology.psychojudicialRelating to psychological aspects of the justice system.psycholegal(law) Relating to psychological aspects of law enforcement or justicepsycholexicalRelating to the language of psychology and psychiatry.psycholinguisticalpsycholinguisticpsychologicalOf or pertaining to psychology.psychomedicalRelating to psychomedicine.psychomentalBoth psychological and mentalpsychometricalpsychometricpsychomological(US, slang, humorous) psychological.psychomoralRelating to psychology and the morals.psychomythicalRelating to psychomyth.psychoneuroendocrinoimmunologicalRelating to psychoneuroendocrinoimmunology.psychoneuroendocrinologicalOf or pertaining to psychoneuroendocrinology.psychoneuroimmunologicalOf or pertaining to psychoneuroimmunologypsychoneurologicalRelating to psychoneurology.psychooncologicalRelating to psychological aspects of cancer (or its treatment)psychopathologicalOf or relating to psychopathology.psychoperceptualPertaining to psychology and perception.psychopharmaceutical(pharmacology) Any drug used to treat a psychosis or similar disorderpsychopharmacologicalOf or pertaining to psychopharmacology, the interactions between pharmaceuticals and the brainpsychophilosophicalRelating to psychology and philosophy.psychophysicalOf or pertaining to psychophysics.psychophysiologicalOf or pertaining to psychophysiologypsychopoliticalOf or relating to psychopolitics.psychosensorialpsychosensorypsychosexologicalpsychological and sexologicalpsychosexualOf or relating to the psychological aspect or aspects of sexuality.psychosocial(of behaviour) Having both psychological and social aspects.psychosociologicalHaving both psychological and sociological aspects.psychosociophilosophical(rare) Alternative form of psycho-socio-philosophical.psychospiritualOf or pertaining to the relationship between spirituality and the mind.psychostaticalAlternative form of psychostatic.psychosurgicalRelating to psychosurgery.psychotactical(rare) Of or relating to psychological tactics.psychotechnicalRelating to practical applications of psychologypsychotechnologicalRelating to psychotechnology.psychotheoreticalRelating to psychoanalytic theory.psychotherapeuticalAlternative form of psychotherapeutic.psychotopologicalRelating to psychotopology.psychotraumatologicalOf or relating to psychotraumatology.psychotypologicalRelating to psychotypology.psychovisualRelating to the psychology of vision.psychrometricalpsychrometricptblAbbreviation of portable.pteridinyl(organic chemistry) The functional group derived from pteridine.pteridologicalRelating to pteridology.pterodactyl(countable) A pterosaur of the genus Pterodactylus.pterographicalRelating to pterography.pteropleural(entomology) Related to the pteropleuron.pterostigmalRelating to a pterostigmapterostigmaticalAlternative form of pterostigmatic.pteroyl(organic chemistry) A univalent polycyclic heterocyclic acyl radical derived from pteroyl acidpterygial(anatomy) Of or pertaining to the pterygiumpterygocranial(anatomy) pterygoid and cranialpterygoidal(anatomy) Relating to a pterygoid (bone)pterygoparoccipital(anatomy) pterygoid and paroccipitalpterygostomialRelating to the anteroventral region of the carapace of a crustacean.pterylographicalRelating to pterylography.pterylologicalOf or relating to pterylology.ptilinalRelating to the ptilinumptilochronologicalRelating to ptilochronologyptosyl(organic chemistry, especially in combination) tosyl (especially p-tosyl)ptychographicalAlternative form of ptychographic.pubarchalrelating to pubarche.pubarchealAlternative form of pubarchal.puberalSynonym of pubertal.pubertalOf or pertaining to puberty.publAbbreviation of publication.publical(nonstandard and non-native speakers' English) Public.puboanalRelating to, or connecting, the pubis and the anuspubocervical(anatomy) Relating to the pubis and the cervixpubococcygeal(anatomy) Of, pertaining to, or connecting the pubis and the coccyxpubofemoral(anatomy) Relating to the pubis and femur.puboischialSynonym of ischiopubic.puboperineal(anatomy) Relating to the pubis and the perineumpuborectal(anatomy) Of or pertaining to the pubis and the rectumpubotibialOf or relating to the pubis and the tibia.pubourethral(anatomy) Relating to the pubis and urethra.pubovaginal(anatomy) Relating to the pubis and vagina.pubovesical(anatomy) Relating to the pubis and urinary bladder.pubovisceralRelating to, or connecting, the pubis and the viscerapucelObsolete form of pucelle.puckball(obsolete) A puffball fungus.puddlefulAs much as a puddle can contain.pudendal(anatomy) Relating to or near the pudendum.pudical(archaic, anatomy) pudicpuerperalOf, pertaining to, or associated with the puerperium (the first month of postpartum), or, sometimes also:puffball(by extension) Any of various mushrooms with globose fruiting bodies.pugil(obsolete, also figurative) As much as is taken up between the thumb and two first fingers; a pinch.pugmillAlternative form of pug mill.pukeballA term of abuse.pulA subdivision of currency, equal to one hundredth of an Afghan afghani.pulegol(organic chemistry) An organic compound with chemical formula C₁₀H₁₈O, found in Zanthoxylum schinifolium and related to menthol.pulicidalThat kills fleas.pull(transitive, intransitive) To apply a force to (an object) so that it comes toward the person or thing applying the force.pulmobronchialAlternative form of bronchopulmonary.pulmonarialRelating to a pulmonariumpulmonologicalRelating to pulmonology; synonym of pneumological.pulpal(dentistry) Relating to the pulp.pulpitalRelating to, or befitting, a pulpit.pulpitfulEnough to fill a pulpit.pulpitical(dated) Relating to, or suitable for, the pulpit.pulpmillAlternative form of pulp mill.pulpodentinal(dentistry) Relating to or composed of pulp and dentine.pulsationalOf or pertaining to pulsationspulseful(rare, obsolete) Resembling or characteristic of a pulse.pulsologicalRelating to pulsology.pulveral(rare) Relating to powder.pulvilAlternative form of pulvillio.pummelTo hit or strike heavily and repeatedly.pumpernickelA German sourdough bread made from rye.punchballA simplified version of the sport of baseball, where players use their fists as a bat and a softer ball.punchbowlA large bowl used for making or serving punch (the beverage).punctal(anatomy) Relating to a punctum.punctualPrompt; on time.punctuallObsolete form of punctual.punctuationalPertaining to punctuation.punditicalSynonym of punditic.pungenol(organic chemistry) The phenol 3',4'-dihydroxyacetophenonepunishmental(rare) punitivepuntel(glassblowing) Archaic form of punty (“rod used in glassblowing”).puntilAlternative form of punty.pupacidalAlternative form of pupicidal.pupal(entomology) Of or pertaining to the pupa stage of insect metamorphosis.puparialHaving or relating to a puparium.pupicidalKilling pupae.pupilOne who studies under supervision of a renowned expert in their field.purell(slang) alcohol-based hand sanitizer gel.purgatorialOf, pertaining to, or resembling purgatory.purificationalOf or relating to purification.purinyl(organic chemistry, especially in combination) A univalent radical derived from a purinepuritanicalOf or pertaining to the Puritans, or to their doctrines and practice.purlA particular stitch in knitting in which the working yarn is pulled through an existing stitch from front to back.purposefulHaving purpose: having intention or meaning; intentional.purpuralMisspelling of purpureal.purpureal(literary, poetic) Of a purple colour.purranormal(very rare, colloquial, humorous) Paranormal, involving cats.purrelA transverse stripe or bar, made by one or several weft threads, in a web of cloth, to be woven at the beginning and end of a piece, as evidence of its full length, and to prevent its subsequent fraudulent shorteningpurrellAlternative form of purrel.purrfulTending to or actively purring.pursefulAs much as a purse can hold.pursualpursuit (act of pursuing).purvalanol(organic chemistry) A particular trisubstituted purine that induces apoptosis in some neuronspushball(uncountable) A team game where players attempt to push a large inflatable lightweight ball into the opponent's goal.pushfulEnergetic; pushy.pushwall(video games) A wall that moves or triggers some other action when the player character pushes against it.pusil(obsolete) Very small; little; petty.pusselAlternative spelling of puzzel (“harlot”).pussygirl(informal, vulgar) A (term of endearment for a) female submissive sex partner; a prostitute; a seductress.putamenalRelating to a putamenputaminalRelating to the putamenputeal(architecture) An enclosure around a well to prevent people from falling into it.puzzel(obsolete) A harlot; a hussy.pyalAlternative form of pial (“raised platform”).pycnial(mycology) Of or relating to the pycnium (the body of a fungus that produces pycniospores).pycnidialRelating to the pycnidium.pycnogenol(organic chemistry) Any of a group of flavonoids extracted from the bark of pine trees, especially proanthocyanidins.pyelocaliceal(anatomy) Relating to the renal pelvis and the calicespyelocalycealAlternative form of pyelocaliceal.pyelorenalRelating to the renal pelvis and the kidneyspyeloureteral(anatomy) Relating to or connecting the renal pelvis of a kidney and the ureterpygal(anatomy) The posterior median or supracaudal plate of a chelonian carapace.pygidialOf, or pertaining to, the pygidiumpyloroduodenal(anatomy) Relating to, or connecting the pylorus and the duodenumpyodermalAlternative form of pyodermic.pyorrhealRelating to pyorrhea.pyorrhoealRelating to pyorrhoea.pyralOf or pertaining to a pyre.pyramidal(geometry) Pyramid-shaped.pyramidologicalRelating to pyramidology.pyranoflavonol(organic chemistry) Any flavonol based on a pyran grouppyranol(organic chemistry) Any alcohol derived from a pyran.pyranosyl(organic chemistry, especially in combination) A univalent radical derived from a pyranosepyrantelAn antinematodal thiophene.pyrazinyl(organic chemistry, especially in combination) The radical derived from pyrazine.pyrazolyl(organic chemistry, especially in combination) A radical derived from pyrazolepyrazyl(organic chemistry, especially in combination) The radical derived from pyrazolepyrenol(organic chemistry) Any phenol derived from pyrenepyrenyl(organic chemistry) A univalent radical derived from pyrenepyrexial(obsolete) of or relating to fevers; feverishpyrexicalRelating to fever; feverish; pyrexial.pyridinediyl(organic chemistry, especially in combination) Any diradical derived from pyridinepyridinitrilA particular fungicide.pyridinol(organic chemistry) The equivalent of a phenol derived from pyridinepyridinyl(organic chemistry, especially in combination) A univalent C- radical derived from pyridine or a pyridinolpyridoxal(biochemistry) One of the three natural forms of vitamin B6pyridoxyl(organic chemistry) A univalent radical derived from the hydroxyl form of pyridonepyridyl(chemistry) Any of three isomeric univalent radicals, C₅H₄N-, derived from pyridine; analogous to phenyl.pyridylmethyl(organic chemistry, especially in combination) Any pyridyl derivative of a methyl grouppyrimethanilA particular pesticide.pyrimidinyl(organic chemistry, especially in combination) A univalent radical derived from pyrimidinepyritical(archaic, mineralogy) pyritic (relating to, resembling, or consisting of pyrites)pyritinol(pharmacology) A nootropic drug whose structure is that of a disulfane derived from pyridoxine.pyritohedralHaving the shape of pyrites.pyrocatechol(organic chemistry) A dihydric phenol, benzene-1,2-diol, present in some tars.pyrochemical(chemistry) Of, related to, or produced by chemical reactions at elevated temperatures.pyrocoll(organic chemistry) A tricyclic diketone with formula C₁₀H₆N₂O₂, a yellow, crystalline substance obtained by the distillation of gelatin.pyroculturalOf or relating to pyroculture.pyroelectricalOf, pertaining to or produced by pyroelectricitypyrogallol(organic chemistry) A poisonous trihydroxy phenol, 1,2,3-trihydroxybenzene, C₆H₃(OH)₃, used as a photographic developer.pyroglutamyl(organic chemistry, especially in combination) The univalent radical derived from pyroglutamic acidpyrolidonylMisspelling of pyrrolidonyl.pyrologicalRelating to pyrologypyromaniacalOf or relating to pyromania.pyromechanicalRelating to pyromechanismspyrometallurgicalOf or pertaining to pyrometallurgypyromusicalInvolving pyrotechnic displays and music.pyrophosphoryl(inorganic chemistry, especially in combination) A (univalent to tetravalent) radical derived from pyrophosphoric acid by removing one to four hydroxy groupspyrosignalA signal produced by a thermal-imaging camera, especially by a pyrovidicon systempyrosol(materials science) A method to apply a thin coating by pyrolysis of an aerosol.pyrosulfuryl(inorganic chemistry, in combination) A divalent group -S₂O₅-pyrotartranil(organic chemistry) The compound 1-phenyl-3-methyl-2,5-pyrrolidinedione formed by heating aniline with pyrotartaric acidpyrotechnicalOf or pertaining to pyrotechnicspyrotechnologicalRelating to pyrotechnologypyrotolAn explosive usually used in combination with dynamite.pyrrhoxanthininol(organic chemistry) A particular carotenoid.pyrrol(dated) Alternative spelling of pyrrole.pyrrolidinyl(organic chemistry, especially in combination) A radical derived from pyrrolidinepyrrolidonyl(organic chemistry, especially in combination) A univalent radical derived from pyrrolidonepyrrolyl(organic chemistry, especially in combination) A radical derived from pyrrolepyrrolysyl(organic chemistry, especially in combination) A univalent radical derived from pyrrolysinepyruvil(chemistry, archaic) A complex nitrogenous compound obtained by heating together pyruvic acid and urea.pyruvoyl(organic chemistry, especially in combination) The univalent radical derived from pyruvic acid by loss of a hydroxyl grouppyruvyl(organic chemistry, especially in combination) The univalent radical derived from pyruvic acid by loss of a hydrogen atompythonicalSynonym of pythonic (“relating to an oracle or prophet”).