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pachydermalSynonym of pachydermic.pachyvesselA pachychoroid blood vesselpaddlewheelA large wheel fitted with thick slats, turned by an engine and used to propel a boat.palaeomodelA model used in palaeomodelingpalaeotidalRelating to ancient tidespalatobasal(zoology, of birds) Relating to the base of the palatal areapalatonasal(anatomy) Relating to the palate and nose.paleofaunalRelating to paleofaunapaleofloralAlternative form of palaeofloral.paleogravel(sedimentology) Ancient gravel.paleomammalA mammal with a paleomammalian brain.palestricalpalestric; relating to wrestlingpalmomentalRelating to the palm (of the hand) and the chinpalpationalRelating to palpationpamphletfulEnough to fill a pamphlet.pamphysicalRelating to nature, regarded as embracing all things.panaxatriol(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 ginsengpancratical(obsolete) Of or relating to the pancratium; athletic.panculturalAcross all cultures.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.panegyricalLavish with praise; admiring, approving, complimentary.panneuronalRelating to all neuronspannikinfulThe quantity that a pannikin will hold.panoramicalArchaic form of panoramic.panplacodalRelating to all placodespanregionalAcross all regions.pansophicalAll-wise; claiming universal knowledge.panspermial(biology) Of or pertaining to panspermia.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.papovaviralOf or relating to papovaviruses.paracardialOutside the pericardiumparacentralAdjacent to the centreparacetamol(pharmacology) A synthetic compound used as a drug to relieve and reduce fever, usually taken in tablet form.parachoanalAbove or beyond the choanaparachordalAlongside the notochord in the embryonic skull.parachorialBeyond the chorion.paracitidalSynonym of paracytic.paracloacalThrough the cloacaparacoronalparallel to the long axis of the sacrumparacranial(anatomy) Relating to the paracraniumparacrystal(crystallography) Any crystalline material that has a highly distorted lattice with unit cells of highly variable shape and sizeparacymbialRelating to the paracymbium.paradisicalAlternative form of paradisiacal.paradoxicalHaving self-contradictory properties.parafluvialDescribing the area next to a riverparafrontalsituated across the frontparagenital(anatomy) Alongside the genitalsparaglacial(geology) Describing the unstable conditions following the retreat of a glacierparaglossalRelating to the paraglossae.paragogicalSynonym of paragogic.paralateral(anatomy) adjacent to the lateralparalexicalPertaining to, or communicated through, paralexicon (parallel vocabulary, e.g. ritual or secret cant, formal jargon)paralingual(linguistics) Relating to paralanguageparalogicalOf or pertaining to paralogismparalyticalOf or pertaining to paralysis.paramedicalOf or relating to the provision of emergency medical treatmentparametrial(anatomy) Of or pertaining to the parametriumparanaturalAbove or beyond nature.paranematalRelating to a paranemaparaorbitalBeyond the orbit of the eyeparaoxysmalAlternative form of paroxysmal.paraphernal(law) Of or pertaining to a woman's paraphernaparaphysealRelating to a paraphysisparapraxialOf, or relating to, a parapraxisparasiticalOf, pertaining to, or having the characteristics of a parasite; parasitic.parasternal(anatomy) Beside the sternumparataenial(anatomy) Above or beyond the taenia thalamiparatextualRelating to a paratext.parathecialRelating to a paratheciumparatumoralSynonym of paraneoplastic.paravaginal(anatomy) Adjacent to the wall of the vagina.paraventralAny of the longitudinal rows of dorsal scales that contact the ventral scales in a snake.paravesical(anatomy) Outside, but adjacent to the (urinary) bladderparavirtual(computing) approximately virtual (in terms of paravirtualization)parchmentalMade of, pertaining to, or characteristic of, parchment.parenchymalOf or pertaining to parenchyma.parheliacalOf or pertaining to parhelia.parishional(now rare) Of or pertaining to a parish; parochial.paronychialRelating to paronychia.parricidialObsolete form of parricidal.participial(grammar) Of, relating to, or being a participle.partitionalRelating to partitions.pascichnialRelating to pascichniapatriarchalCharacteristic of a patriarch; venerable.patrilineal(anthropology) Pertaining to descent through male lines.patrilinialAlternative form of patrilineal.patrimonialOf or pertaining to patrimony.patrioticalArchaic form of patriotic.patrisexual(rare) sexually attracted to one's fatherpatristicalAlternative form of patristic.pauciclonalHaving few clonespauciserial(zoology, of tooth enamel) Having few layers.paucispiral(biology, malacology, conchology) Having few spirals or whorls.pebblesnailAny of various freshwater snails in the families Hydrobiidae and Lithoglyphidae in superfamily Truncatelloidea.pedagogicalOf, or relating to pedagogy; teaching.pediococcalRelating to bacteria of the genus Pediococcus.pedologicalOf or pertaining to pedology (in all senses)pelargonoyl(organic chemistry, especially in combination) The univalent radical derived from pelargonic acid by loss of the hydroxy grouppelvirectal(anatomy) Relating to the pelvis and rectum.pelvisacral(anatomy) Relating to the pelvis and sacrum.penfluridolA potent diphenylbutylpiperidine antipsychotic.penicilloylA univalent radical derived from a penicillinpenitentialPertaining to penance or penitence.penmesterol(pharmacology) A particular bioactive steroid.penologicalOf, or relating to penology.penoscrotal(anatomy) Of or relating to the penis and scrotum.penovaginalOf or pertaining to the penis and vagina.pentactinal(biology) Having five rayspentadactyl(anatomy) Having five digits on a limb.pentadienyl(organic chemistry) Any univalent radical or ion derived from a pentadienepentahedralrelating to a pentahedronpentamethyl(chemistry, in combination) five methyl groups in a moleculepentanediol(organic chemistry) Any of several isomeric diols derived from pentanepentaneural(medicine) A mixture of the drugs meprobamate and pentaerithrityl tetranitrate used to manage anxiety disorderspentaphenyl(organic chemistry, in combination) Five phenyl radicals in a moleculepentaradialRadiating outward in five directions.pentationalRelating to pentation.pentauranyl(chemistry, in combination) Five uranyl ions or groups in a compound.pentetrazolPentylenetetrazol.pentremitalOf or relating to pentremites.perfecturalMisspelling of prefectural.perfusionalOf or pertaining to perfusionperhydroxylSynonym of hydroperoxyl.periadnexalSurrounding an adnexal structure (such as hair folicles)periadrenalSurrounding the adrenal glandsperianthialAlternative form of perianthal.pericambialRelating to the pericambium.pericardial(cardiology) Of, or relating to the pericardium.pericarpial(botany) Of or relating to a pericarp.pericentralSurrounding the centreperichordalAround the notochord.pericladialForming a sheath around the stem.pericloacalSurrounding the cloacapericornealSurrounding the cornea.pericoronal(botany) Surrounding a corona (of a flower)pericranial(anatomy) Of or pertaining to the pericranium.pericryptal(anatomy) Around the crypts (small pits or cavities in the body).peridigital(anatomy) Surrounding a finger or toeperifascialAround the fascia.perifemoral(anatomy) Around the femur.perigenitalSurrounding the genitalsperiglacial(geomorphology) Of or pertaining to the area around the edge of a glacier.periglottalAround the glottis.perigonadalSurrounding the gonadsperiliminalSurrounding an entranceperilingual(linguistics) Around the time that a person acquires language.periluminalAround the lumen.perimaximalAround a maximumperimetrial(anatomy) Of or relating to the perimetriumperindopril(pharmacology) A long-acting ACE inhibitor.perineurialOf or pertaining to the perineurium.periodontalsurrounding a toothperiorbitalOf, pertaining to or surrounding the orbit of the eyesperiovarialSurrounding the ovaryperipherialAlternative form of peripheral.periproctalRelating to a periproct.peripuberalMisspelling of peripubertal.periretinal(anatomy) Surrounding the retinaperisternal(anatomy) Around the sternum.peristomialOf or pertaining to a peristome.perisuturalAround a suture.peritextualOf or relating to peritext.perithecialRelating to a perithecium.perithelialRelating to or composed of perithelium.peritonaealAlternative spelling of peritoneal.peritruncalSurrounding the trunk (of the body)perituberalSurrounding a tuberperitumoral(pathology) Around a tumorperiurachal(anatomy) Around the urachus.perivaginal(anatomy) Around the vagina.perivesicalNear, or surrounding the urinary bladderperixosomalMisspelling of peroxisomal.permanental(mathematics) Related to or composed of permanents.peroxisomalOf or pertaining to the peroxisomeperoxysomalMisspelling of peroxisomal.perzinfotelA potent NMDA antagonist with neuroprotective effects.petroclival(anatomy) Relating to the petrous part of the temporal bone and the clivuspetrodiesel(retronym) Diesel derived from petroleum (contrasted with biodiesel).phaenomenalArchaic spelling of phenomenal.phantomicalSynonym of phantomic.pharisaicalOf or pertaining to the Pharisees.phellandral(organic chemistry) A specific monoterpene aldehyde.phenanthrol(organic chemistry) Any of five isomeric phenols derived from phenanthrenephenanthryl(organic chemistry, especially in combination) Any univalent radical derived from phenanthrenephenylethyl(organic chemistry, in combination) Any phenyl derivative of an ethyl groupphenylhexyl(organic chemistry, in combination) Any phenyl derivative of a hexyl groupphenylthiol(organic chemistry) The simplest aromatic thiol, C₆H₅-SHphleboviralRelating to the phleboviruses.phonationalRelating to phonation.phosphoenol(organic chemistry) Any phosphate of an enolphosphonull(biochemistry) Not modified by phosphomimeticsphosphoreal(obsolete) of or relating to phosphorusphosphorialAlternative spelling of phosphoreal.photovisual(astronomy) Relating to the magnitude of a star as measured by the size of its image on an isochromatic photographic emulsion.phreneticalDated form of frenetic.phthiocerol(organic chemistry) A hydroxy derivative of a methyltetratriacontane that is a characteristic constituent of the waxes of tubercule bacilliphylosignalA phylogenetic signalphytantriol(organic chemistry) The diterpenoid triol 3,7,11,15-tetramethylhexadecane-1,2,3-triolphytophenolAny phenolic substance of plant origin, but especially any such polyphenolphytostanol(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 phytosterolpiceatannol(organic chemistry) A phenolic stilbenoid, a metabolite of resveratrol, found in red wine and believed to possess anticancer properties.picumeterol(pharmacology) A beta-adrenergic agonist drug.pinacocytalRelating to, or composed of, pinacocytes.pinocarveol(organic chemistry) An organic compound with chemical formula C₁₀H₁₆O, obtainable from pinylamine.pinoresinol(organic chemistry) A particular lignan found in several plant speciespiperazinyl(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.pirisudanolThe succinic acid ester of pyridoxine and of deanol, used to treat mild cognitive impairment, fatigue, and depression.pirquinozolA drug investigated as an antiallergen and antiasthmatic agent in the early 1980s but never marketed.piscatorialOf or pertaining to fishermen or fishing.placentomal(medicine) Relating to a placentomeplagihedral(crystallography) Having an oblique spiral arrangement of planes, as in levogyrate and dextrogyrate crystals.plagiogonal(mathematics) Relating to the orthogonal group of a quadratic formplanetoidalRelating to a planetoid.planispiralCoiled in the plane (as opposed to helical).planospiralAlternative form of planispiral.platformfulThe amount that is on a platform.pleasurefulThat gives pleasure; delightful, pleasurable.plesiopedal(zoology) (of a mosasaur) Having limbs adapted for terrestrial motion.plethoricalAlternative form of plethoric.pleuriticalOf, pertaining to, or afflicted with pleurisy.pleuropedal(anatomy) Both pleural and pedal.pliothermalOf or relating to a geological period of above-average temperature.pluriannualCovering more than one year.pluriennialLasting a few yearsplurimedialPertaining to multiple media.plurisexualSexually attracted to members of multiple sexes.pluriversalRelating to, or constituting the pluriversepneumocidalThat kills pneumococcipneumoviralRelating to the pneumovirusespolarisomalRelating to polarisomespolicosanolAlternative form of polycosanol.polidocanolA local anaesthetic and antipruritic component of ointments and bath additives, also used as a sclerosant.politicidalOf or pertaining to politicide.pollinodialOf or relating to the pollinodium.pollutionalOf or relating to pollution.polyactinal(zoology) Having many rays; relating to a polyactinepolyalcohol(organic chemistry) An alcohol containing many hydroxy groups (typically more than two)polyanetholAlternative form of polyanethole.polycentralHaving or relating to more than one centre.polychordalOf or pertaining to a polychord.polycosanol(organic chemistry) An extract of plant waxes, rich in long-chain aliphatic alcoholspolycrystalAny polycrystalline substancepolydigital(anatomy) Having or relating to multiple digits.polyfusomal(biology) Relating to a polyfusomepolyglacialPertaining to multiple periods of glacial formation separated by warmer interglacial periods.polylateral(diplomacy) Involving multiple parties, including nonstate actors.polylingualof or pertaining to multiple languages; multilingualpolymineralAlternative form of polymineralic.polynominalSynonym of multinominal.polynuclealAlternative form of polynuclear.polyploidalAlternative form of polyploid.polypyridyl(organic chemistry, especially in combination) Multiple pyridyl groups in a moleculepolyradical(chemistry) Any radical derived from a polymerpolyribitol(organic chemistry, especially in combination) A polymer of ribitolpolyspermalpolyspermouspolytextual(music) Set to two or more texts simultaneouslypolythermal(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)polytopicalOf or relating to multiple topics.pomologicalPertaining to pomology.pontificial(obsolete) papal; pontificalpopulicidal(rare) Of or pertaining to populicide; lethal to many people.pornosexual(sexology) A person who prefers pornography to actual sex.portoportal(anatomy) Relating to, or connecting left and right portal veinsposological(pharmacy, pharmacology) Of or pertaining to posology.possessival(grammar) Of or pertaining to the possessive case.postabortalAfter abortion (termination of pregnancy).postanginal(medicine) After angina.postcardialBehind the heartpostcentral(anatomy) posterior to the central sulcuspostchaetalPosterior to the chaetaepostchoanalposterior to a choanapostcloacal(anatomy) posterior to the cloacapostclypealposterior to a clypeuspostcranial(anatomy) Relating to the postcranium: the portion of a vertebrate skeleton located caudal to the cranium (that is, in bipeds, inferior to it).postcubital(anatomy) posterior to the cubitpostdecimal(rare) Following a decimal point.postdigital(art) Of or relating to a movement that renounces digital technology in favour of a return to a human approach.postemporalAlternative form of posttemporal.postfactualAlternative form of post-factual.postfemoralposterior to the femurpostfrontal(anatomy) Behind the frontal bonepostfuneralAfter a funeral.postgenital(anatomy) Behind the genital region.postglacialOccurring after glaciationpostgrippalFollowing influenza.postischial(anatomy) posterior to the ischiumpostjuvenalDescribing a bird's moult that follows the juvenal phasepostlexical(grammar) Following application of a lexical rulepostliberal(politics) After the introduction of liberalism; following or opposing liberalism; antiliberal.postlingual(anatomy) posterior to the tonguepostmaritalAfter marriage.postmaximal(mathematics) After a maximum.postminimalAfter the art movement of minimalism.postnaturalAfter nature; encompassing artificially constructed organisms such as the results of genetic engineering and cybernetics.postnominal(linguistics) Something which is placed after a noun.postnuptialSubsequent to marriage.postorbitalBehind the orbit of the eye.postpalatal(anatomy) posterior to the palatepostpaludalFollowing malaria.postpedicel(entomology) The third segment of the antenna of a fly, distal to the pedicel.postpuberalpostpubertalpostradical(linguistics) Added to the root of a wordpostrenewalAfter renewal.postretinalBehind the retinapostrevivalAfter a revival.postrostralBehind the rostrumpostscandalFollowing a scandal.poststernal(anatomy) posterior to the sternumpoststigmalBehind a stigmapostsutural(anatomy) posterior to a suturepostvaginal(anatomy) Behind the vagina or vaginal region.postventralAlternative form of posteroventral.postvesical(anatomy) Behind a bladder, especially the urinary bladder.potentionalNonstandard form of potential.praecordialAlternative form of precordial.praenominalRelating to a praenomen.praesuturalArchaic form of presutural.pragmatical(law) Relating to affairs of state.preaestival(biology) Before the summer.preantennalAnterior to the antenna.preapprovalapproval in advanceprearchivalBefore archival.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/.prebrachial(anatomy) anterior to the armprecarnivalBefore a carnival.precedentalSynonym of precedential.precerebral(anatomy) That leads to the cerebrumprechemicalBefore a chemical reaction.prechiasmal(anatomy) In front of a chiasma (especially the optic chiasma)precibarialpertaining to, or located in, the precibariumprecisionalRelating to precision.preclericalBefore the development of the clergy.preclinical(medicine) Describing the period of a disease before any symptoms appearprecolonialOf or pertaining to a historical period before colonization.preconoidalIn front of a conoidprecorticalPrior to the development of the cortex of the brainprecriticalBefore a critical stage.preculturalPertaining to human life or society before the development of culture.predecidualPrior to the formation of the deciduaprediluvialBefore a flood or deluge.predisposalBefore disposal.predoctoral(education) Prior to receiving a doctoratepreduodenal(anatomy) Between the stomach and the duodenumprefectoralSynonym of prefectural.prefecturalOf, pertaining to or at the level of a prefecture.prefestivalBefore a festival.prehallicalRelating to the prehalluxprehospitalBefore a patient is brought to a hospital.preimaginalPrior to the insect imago stage.preimperialPrior to the period of an empire.prejudicallObsolete form of prejudical.prejudicialExhibiting prejudice or bias.prelesionalBefore the occurrence of a lesion.prematernalBefore motherhood.premedievalBefore the Middle Ages.premythicalBefore the creation of myths.prenalterol(pharmacology) A cardiac stimulant that acts as a β₁-adrenergic agonist.prenationalBefore the development or introduction of nationhood.preofficialPrior to officialdom.preparentalPrior to parenthood.preparietal(anatomy) In front of a parietal regionprepastoralBefore pastoralism.prepectoralIn front of the pectoral musclesprepersonal(psychology) Prior to the development of the individual ego.preplacodalPrior to the development of the placodepreprandialOccurring before a meal, especially dinner.preproposalBefore a proposal.preprotocolA preliminary or prior protocolprepubertalBefore puberty.prepunctualexcessively prompt; earlyprepuparialPrior to the formation of a pupa (or a puparium)prequential(mathematics) predictive sequentialprerationalBefore the application of reason.prereferralPrior to referral.prereversalBefore reversal.presbyteralOf or pertaining to a presbyter or presbytery; presbyterial.preseasonalBefore the start of a season.preseizuralBefore a seizure.preskeletalPrior to the development of a skeletonpresocietalBefore the development of society.prestigefulrespected, admiredpresuicidalNot yet suicidal; in a condition that will lead to a suicidal state.presupposalpresuppositionpresurgicalOccurring before, or in preparation for, surgery.presyncopal(medicine) Of, relating to, or exhibiting features of presyncope.pretemporalOccurring or happening before the existence of time.pretensefulFull of pretense or pretenses.preterlegal(obsolete) illegal.preterminalBefore the end.pretracheal(anatomy, relational) Anterior to the trachea.pretumouralAlternative form of pretumoral.prevertical(anatomy) anterior to a vertexprevisionalRelating to prevision or foresight; prophetic.primigenialFirst of all; firstborn; primary; original.primogenialFirst born, made, or generated of its type; original; elemental.primoradialMisspelling of primordial.prismaticalAlternative form of prismatic.privationalRelating to privation.probarbital(pharmacology) A barbiturate derivative with sedative, hypnotic and anticonvulsant properties.probasidialRelating to the probasidium.probationalprobationaryprocerebralRelating to the procerebrum.proconidialRelating to a proconidiumproctodaealAlternative form of proctodeal.proctoricalObsolete form of proctorial.procyclical(economics) Moving in the same direction as the overall state of an economyproducorial(film) Of or pertaining to a producer; concerned with production (of a film)prohaptoralRelating to the prohaptorprohormonalRelating to prohormones.prolepticalAnticipating the usual time; applied to a periodical disease whose paroxysms return at an earlier hour at every repetition.promarginal(zoology) Relating to the promargin.promotionalOf or relating to an advertising promotion; serving to promote a service, institution, business, etc.promycelialOf or relating to the promycelium.pronethalolAn early non-selective beta blocker clinical candidate, never used clinically due to carcinogenicity in mice.proneuronal(biology, genetics) That gives rise to neuronsproniosomalRelating to or composed of proniosomes.propadienyl(organic chemistry, especially in combination) A radical derived from propadienepropanediol(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 glycolpropatagialRelated to a propatagiumpropranolol(pharmacology) A synthetic compound which acts as a beta blocker and is used mainly in the treatment of cardiac arrhythmia.prosodiacalSynonym of prosodic.proteasomal(biochemistry) Of or pertaining to a proteasomeprotectoral(dated) Of or pertaining to a protector; protectorial.proteosomalMisspelling of proteasomal.prothallialRelating to a prothallium.protocercal(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.protoclonal(genetics) Relating to a protocloneprotodermalRelating to the protodermprotofibril(anatomy) An elongated cluster of cells that grows into a fibril.protogospel(religion) A hypothetical common gospel from which later gospels were derived.protomammalAny evolutionary ancestor of the mammals.protosexual(psychology) Of or relating to formative experiences with regard to sexuality in early life.protostomalRelating to a protostomaprovincefulthe amount that a province can hold.provisionalTemporary, but with the intention of eventually becoming permanent or being replaced by a permanent equivalent.proxibarbalA sedative and hypnotic drug.proxicromilAn antiasthmatic drug.psalmodicalAlternative form of psalmodic.pseudoaxial(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)pseudocidalOf or relating to pseudocide.pseudofecalAlternative form of pseudofaecal.pseudofinal(electrical engineering) Denoting a kind of steady-state voltage distribution.pseudohemalAlternative form of pseudohaemal.pseudoideal(mathematics) The set of all lower bounds of the set of all upper bounds of a subset of a partially ordered setpseudolegalHaving a superficial appearance of according with the legal profession but in reality lacking competence in it or flouting its values.pseudomodelAn incomplete or inaccurate version of a model.pseudomonalOf, pertaining to, or produced by a pseudomonad bacteriapseudomoralApparently, but not actually, moral.pseudonymalpseudonymouspseudopodalRelating to a pseudopod.pseudopupalRelating to a pseudopupapseudoskillA fake or ingenuine skill; something approximating a skill.pseudotrial(sciences) A form of trial in which a randomized control is not possible or would be unethical, the same participants being repeatedly observedpseudoviralHaving the outward appearance of a viruspseudowhorl(botany) Any arrangement of tightly-packed leaves that is not an actual whorlpsycholegal(law) Relating to psychological aspects of law enforcement or justicepsychomoralRelating to psychology and the morals.pterodactyl(countable) A pterosaur of the genus Pterodactylus.pterygoidal(anatomy) Relating to a pterygoid (bone)pubofemoral(anatomy) Relating to the pubis and femur.puboischialSynonym of ischiopubic.pubovaginal(anatomy) Relating to the pubis and vagina.pubovesical(anatomy) Relating to the pubis and urinary bladder.pulmonarialRelating to a pulmonariumpulsationalOf or pertaining to pulsationspurgatorialOf, pertaining to, or resembling purgatory.puritanicalOf or pertaining to the Puritans, or to their doctrines and practice.purranormal(very rare, colloquial, humorous) Paranormal, involving cats.pyrimidinyl(organic chemistry, especially in combination) A univalent radical derived from pyrimidinepyrolidonylMisspelling of pyrrolidonyl.pyrologicalRelating to pyrologypyromusicalInvolving pyrotechnic displays and music.