13-Letter Words Starting With P and Ending With S

Explore 576 matching words, including pachyphyllous, paintableness, painterliness, palaeospecies, palaeotropics.

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All 576 Matching Words

pachyphyllous(botany) thick-leafedpaintablenessThe quality of being paintable.painterlinessThe state or condition of being painterly.palaeospeciesAlternative form of paleospecies.palaeotropicsThe tropics of "the old world", the tropical areas of both Africa and Asia. Used in biology (rare), pertaining to area of geographical occurrence.palatablenessThe quality of being palatable.palatefulnessThe quality of being palateful.palatogenesisThe formation of the palate (roof of the mouth)palatoglossus(anatomy) A small fleshy muscle, narrower in the middle than at either end, that arises from the soft palate on each side, contributes to the structure of the palatoglossal arch of the fauces, and is inserted into the side and dorsum of the tongue; it serves to raise the back of the tongue and constrict the fauces.paleodynamicsThe dynamics of the early Earth and Solar SystempaleogeneticsThe application of genetics to palaeontology.paleogenomicsAlternative spelling of palaeogenomics.paleognathous(zoology) Belonging or relating to the paleognaths.paleographersplural of paleographerpalimbacchius(poetry) A metrical foot composed of two long syllables and one short one.palindromistsplural of palindromistpalladiferousContaining or producing palladium.palmellaceousBelonging to the family Palmellaceae of green algae.palpabilitiesplural of palpabilitypalynologistsplural of palynologistpalynophagousThat feeds on pollenpanflavivirusRelating to all (or most) flavivirusespanicogenesisThe generation of a false sense of panic in an otherwise healthy personpannariaceous(mycology, relational) Of or relating to the Pannariaceae.panpestivirusRelating to all pestivirusespansynostosisA form of craniosynostosis in which three or more cranial sutures are closed.pantothenatesplural of pantothenatepantslessnessAlternative spelling of pantlessness.papaveraceousOf or relating to the poppy family Papaveraceae.paperhangingsplural of paperhangingpaperlessnessThe state or condition of being paperless.papilliferousFurnished or covered with papillae.papillomatousHaving papillomaepapilomatosisMisspelling of papillomatosis.papilomavirusMisspelling of papillomavirus.papovavirusesplural of papovaviruspapyrologistsplural of papyrologistparabolicnessThe quality of being parabolic.paracancerousLocated near cancerous cells or tissueparacavernousOn the far side of the cavernous sinusparachutelessWithout a parachute.paraesthesiasplural of paraesthesiaparaflocculus(anatomy) The lateral part of the flocculus of the cerebellumparagraphlessWithout paragraphs; written as a solid mass of text without paragraph breaks.parakeratosis(pathology) Retention of nuclei in the stratum corneum layer of skin.paralyzationsplural of paralyzationparamagneticsThe science and technology of paramagnetism and of paramagnetic materialsparameterizesthird-person singular simple present indicative of parameterizeparameterless(computing theory) Taking no parameters; having zero arity.paramixovirusMisspelling of paramyxovirus.paramorphosis(mineralogy) paramorphismparamountnessThe quality of being paramount.paramyoclonus(pathology) An inherited form of myoclonusparamyxovirus(virology) Any member of the Paramyxoviridae family of negative-sense single-stranded RNA viruses responsible for a number of human and animal diseases.paranephritisinflammation of the tissues surrounding the kidneysparanucleolus(cytology) A small condensed mass of the inactivated X-chromosome usually located just inside the nuclear membrane of the interphase nucleusparapertussis(pathology) An acute form of pertussis and caused by Bordetella pertussisparaphlebitis(pathology) A mild venous thrombosisparaphophysisMisspelling of parapophysis.paraphrenitisInflammation of any tissue adjacent to the diaphragm.paraproctitisA purulent inflammation of the cellular tissues surrounding the rectum.paraprotaspisThe third and last molt stage of the protaspisparapsoriasisA skin disorder characterized by a superficial resemblance to psoriasis (red, scaly lesions), rather than by its underlying etiology.parareligiousRelating to a parareligionparasiticidesplural of parasiticideparasymbiosis(biology) The condition when the hyphae of a parasite envelop the algal constituents of a lichen and cause injury.parasymphysis(anatomy) The point at which both halves of the mandible are fused togetherparasynthesesplural of parasynthesisparasynthesis(grammar) The formation of words by a combination of compounding and adding an affix, as in brown-eyed.paratendinousAround the tendon.parchmentlessWithout parchment.parenthesisesthird-person singular simple present indicative of parenthesiseparenthesizesthird-person singular simple present indicative of parenthesizeparepididymis(archaic, anatomy) paradidymisparkeriaceous(botany, relational) Of or relating to the Parkeriaceae.parkinsonismsplural of parkinsonismparmeliaceous(lichenology) Belonging to the family Parmeliaceae of lichens.parochialnessThe quality of being parochial.paroxytonesisThe condition of being paroxytonepartetravirusSynonym of tetraparvovirus.participatorsplural of participatorpartitioningsplural of partitioningpartitionlessWithout partitions.partylessnessAbsence of political parties.passengerlessWithout passengers.paterfamiliasA man who is the head of a household, family or tribe.pathogenetics(pathology, genetics) The pathology of genetic diseasepathogenomics(genetics, pathology) genomic research on pathogenic microorganismspatriarchatesplural of patriarchatepatriciannessThe quality of being patrician.patternednessThe property of being patterned.patternmakersplural of patternmakerpauselessnessThe quality of being pauseless.pawnbrokeressA female pawnbroker.paxilliferous(zoology) Bearing a paxilla.peaceablenessThe state of being peaceable.peacelessnessDiscord; simmering conflict; a state often preluding war.peachblossomsplural of peachblossompeculiaritiesplural of peculiaritypedestrianess(dated) A female pedestrian.pediatriciansplural of pediatricianpedomorphosis(zoology) The retention of juvenile traits by an adult; neoteny.pelarspovirusAny RNA virus of the genus Pelarspoviruspenalisationsplural of penalisationpenalizationsplural of penalizationpendulousnessThe state or quality of being pendulous.penicilliosisAn infection caused by Penicillium marneffei, a dimorphic fungus.penislessnessThe state of being penisless; absence of a penis.pennilessnessThe state or quality of being penniless.pennylessnessDated spelling of pennilessness.pennywhistlesplural of pennywhistlepentadelphous(botany) Of a flower or plant: having its stamens fused together at least partly by the filaments so that they form five separate groups, some of which may contain a single stamen.pentapeptidesplural of pentapeptidepentapetalous(botany) Having five petals.pentaphyllous(botany, archaic) Having five leaves or leaflets.pentasepalous(botany) Having five sepals.pentaspermous(botany, archaic) Containing or bearing five seeds.pentastichous(botany) Having, or arranged in, five vertical ranks.penthemimeris(poetry) A prosal group of two and a half feet.penuriousnessThe quality of being penurious.peppergrassesplural of peppergrasspeppershakersplural of peppershakerpepsiniferousYielding or conveying pepsin.pepsinogenousProducing pepsin.peradventuresplural of peradventureperambulatorsplural of perambulatorperamorphosismaturation past adulthoodperceivednessThe state or quality of being perceived.perfervidnessThe quality of being perfervid.performativesplural of performativeperfusionistsplural of perfusionistperhydrolysis(chemistry) Reaction with hydrogen peroxide to form two hydroxides or alcoholsperiarteritis(pathology) inflammation of the tissues surrounding an arteryperiarthritisinflammation of the tissues around a jointpericancerousSurrounding a cancerpericariditisMisspelling of pericarditis.pericavernous(anatomy) Surrounding a cavernous nervepericoeruleusSurrounding the locus coeruleuspericoronitis(dentistry) An acute infection causing swelling or inflammation of gums and surrounding soft tissues of a partially erupted tooth.pericutaneousAround or near the skin.perigastritis(pathology) inflammation of the region surrounding the stomachperihepatitis(medicine, pathology) Inflammation of the serous or peritoneal coating of the liver.perikaretosisMisspelling of parakeratosis.perimeterlessWithout a perimeter.perinephritis(medicine) inflammation or infection of the cellular tissue around the kidneyperinucleolusperinucleolarperiodentosis(dentistry) Inflammation of soft tissues around one's teeth such as the gums.periodicitiesplural of periodicityperiodontistsplural of periodontistperiodontitis(dentistry, periodontology) A serious form or stage of periodontal disease which may lead to loss of bone and falling out of teeth.periodontosisAny of certain chronic periodontal diseases that exhibit degenerative bony changes.periphlebitis(pathology) perivasculitis of the retinaperiproctitis(medicine) Inflammation of the tissues around the rectum or anus.perisplenitis(pathology) Inflammation of the area surrounding the spleen.perisynovitisinflammation of the area around a synoviumperitendinousSurrounding a tendonperitrichiousAlternative form of peritrichous.perityphlitis(archaic, medicine) Inflammation of the connective tissue around the caecum.permanentnessThe quality of being permanent.permanganatesplural of permanganatepermeablenessThe state of being permeableperpetrationsplural of perpetrationperpetratress(rare, obsolete) A female perpetrator.perpetualnessQuality of being perpetual.perpetuationsplural of perpetuationperplexednessThe quality of being perplexed; bafflement; confusion.persiflageousDiscussed in a frivolous, light-hearted way, in the manner of persiflage.personalitiesplural of personalityperspicacious(figuratively) Of acute discernment; having keen insight; mentally perceptive.persuadednessThe quality of being persuaded or convinced.pertinentness(rare) The quality of being pertinent.perturbationsplural of perturbationperturbatious(obsolete) Causing or relating to perturbation.perturbednessThe state or condition of being perturbed.pervadingnessThe quality of being pervading.pervasivenessThe state or quality of being present in all parts of a particular thing or place.pervertednessThe state of being perverted; perversion.pestilentiousObsolete form of pestilential.petrifactionsplural of petrifactionpetroculturesplural of petroculturepetrographersplural of petrographerpetroliferous(geology, petrology, of a rock or geologic formation) Containing or yielding petroleum.petropoliticsThe politics associated with the export of oil.petrosquamous(anatomy) Relating to the petrous and squamous parts of the temporal bone.petticoatlessWithout a petticoat.phacidiaceous(mycology, relational) Of or relating to the Phacidiaceae.phacodynamics(surgery) The flow of fluid into and out of a lens during phacoemulsification surgeryphalansteriesplural of phalansteryphaneranthous(botany) showy (having conspicuous colourful flowers that advertise their presence to pollinators)phanerogamousphanerogamicpharmaceuticsThe art and science of dispensing medical drugs.phaselessness(rare) Absence of phases.phaseolaceous(botany, relational) Of or relating to the Phaseolaceae.phenanthrenesplural of phenanthrenephenogenetics(genetics) The branch of genetics that deals with phenotypesphenogenomics(genetics) phenotypic genomicsphentolaminesplural of phentolaminephialosporousRelating to, or having phialosporesphilistinismsplural of philistinismphillumenistsplural of phillumenistphilodendronsplural of philodendronphilosophisesthird-person singular simple present indicative of philosophisephilosophizesthird-person singular simple present indicative of philosophizephilosophressAlternative spelling of philosopheress.philydraceous(botany, relational) Of or relating to the Philydraceae.phlebologistsplural of phlebologistphlebotomisesthird-person singular simple present indicative of phlebotomisephlebotomistsplural of phlebotomistphloeophagous(biology) That feeds on phloemphonelessnessAbsence of a telephone or telephones.phonesthetics(American spelling) Alternative form of phonaesthetics.phonophoresisThe use of ultrasound to enhance the delivery of topically applied drugs.phosphaturiasplural of phosphaturiaphospholipidsplural of phospholipidphosphorescesthird-person singular simple present indicative of phosphorescephotobiolysisbiolysis initiated by lightphotocathodesplural of photocathodephotoceramicsThe art or process of decorating pottery with photographically prepared designs.photochemistsplural of photochemistphotochromicsThe study of photochromism.photocomposesthird-person singular simple present indicative of photocomposephotocurrentsplural of photocurrentphotodynamicsThe study of the interaction of light with substances or living organismsphotographersplural of photographerphotographess(rare) A female photographer.photographiesplural of photographyphotokineticsThe study of photokinesisphotomontagesplural of photomontagephotonecrosis(pathology) necrosis as a result of exposure to lightphotopheresisA form of apheresis and photodynamic therapy in which blood is treated with photoactivable drugs which are then activated with ultraviolet light.photophoresisThe slow drift of fine particles suspended in a gas away from a strong light sourcephotoproductsplural of photoproductphotorealistsplural of photorealistphotostimulusThe stimulus involved in photostimulationphotovoltaics(physics) The technology of the conversion of sunlight into electricity using semiconductors that exhibit the photovoltaic effect.phraseologiesplural of phraseologyphrenologistsplural of phrenologistphycodnavirusAny member of the virus genus Phycodnavirus, now Chlorovirus, and other viruses in family Phycodnaviridae.phycomycetousRelating to the former class Phycomycetes of lower fungi; belonging to or characteristic of a phycomycete.phyllodineous(botany) Having or relating to phyllodia.phyllophagous(zoology) that feeds on leaves; leaf-eatingphyllophorous(botany) Bearing or producing leaves.phylodynamics(biology, genetics) the study of genetic variation in pathogens, and the affect of such variation on their transmission etc.phylogenetics(biology, systematics) The study of the evolutionary history and relationships among or within groups of organisms, through computational methods that focus on observed heritable traits.phylogenomics(genetics) The science that studies the relationship of the function of genes to their evolution.phylomemeticsThe phylogenetic analysis of nongenetic aspects of evolution.physaliferous(biology) Having vacuolesphysicianlessWithout a physician.physiognomicsThe study of physiognomy.physiognomiesplural of physiognomyphysiologistsplural of physiologistphysoclistousRelating to physoclistsphytochemistsplural of phytochemistphytocoenosis(biology) All the plants of a biocenosisphytodetritus(biology) marine detritus, of plant origin, that slowly sinks to the depths and is the food source for abyssal benthic communitiesphytomelanous(botany) Relating to or composed of phytomelan.phytophageousAlternative form of phytophagous.phytoreovirusAny virus of the genus Phytoreovirus.phytosemiosissemiosis in and between plantspianolessness(rare) Absence of a piano.pickerelweedsplural of pickerelweedpictorialistsplural of pictorialistpictorializesthird-person singular simple present indicative of pictorializepictorialnessThe quality of being pictorial.pigheadednessThe condition of being pigheaded.pigmentationsplural of pigmentationpilobolaceous(mycology, relational) Of or relating to the Pilobolaceae.pilosebaceous(anatomy) Of or relating to the structural unit consisting of hair, the hair follicle, the arrector pili muscle, and the sebaceous gland.pilotlessness(rare) Absence of a pilot.pinheadedness(informal, medicine) Having a head that is unusually tapered or small.piroplasmosisSynonym of babesiosis.pistillaceous(botany) Relating to a pistil.pitchlessnessAbsence of pitch.pituitarylessWithout a pituitary gland.pituitousnessThe quality of being pituitous.pivotlessness(rare) Absence of a pivot.placelessnessThe state or quality of being placeless.placentationsplural of placentationplagiostomous(zoology, obsolete) Of or pertaining to fish of the former order Plagiostomi, generally corresponding to the sharks, rays, and skates.plaintivenessThe state or condition of being plaintive.planetesimalsplural of planetesimalplanipetalous(botany, archaic) Having flat petals.planktivorousConsuming or eating planktonplantlessnessAbsence of plants.plantocraciesplural of plantocracyplasmacytosisA condition in which there is an unusually large proportion of plasma cells in tissues, exudates, or bloodplasmaphysicsAlternative form of plasma physicsplasminolysisThe breakup of blood clots by plasminplasmocytosisMisspelling of plasmacytosis.plasmophagousfeeding on plasmaplasmopoiesisThe formation of plasmocytesplatelessnessAbsence of plates.platiniferousyielding, or containing platinumplatitudeness(nonstandard) The quality of being platitudinous; platitudinousness.platitudinousCharacterised by clichés or platitudes.platykurtosis(statistics) The property of having kurtosis less than that of a normal distribution; equivalently, having negative excess kurtosis.plausiblenessThe state or quality of being plausible.playwrightess(rare) A female playwright.pleadablenessThe quality of being pleadable.pleasablenessThe quality of being pleasable.pleatlessness(rare) Absence of pleats.pleiomorphousAlternative form of pleomorphous.plenitudinousCharacterised by plenitude; abundantplenteousnessAn abundant supply; abundance.plentifulnessA full supply; abundancepleomorphismsplural of pleomorphismplerocercoidsplural of plerocercoidpleurocarpous(botany) Side-fruited; said of those true mosses in which the pedicels or capsules are from lateral archegonia.pleurokinesislateral movement in the jaws of some dinosaursplucklessness(rare) Absence of pluck or courage; timidity.plumbagineousPertaining to the family (Plumbaginaceae) of gamopetalous herbs, of which plumbago is the type. The family includes also statice, the thrift, and a few other genera.plutoniferous(rare) Containing or producing plutonium.pluviophilous(biology) That thrives in a rainy environmentpneumatolysis(geology) the alteration of rocks and minerals by gases or magmatic fluid within volcanos etcpneumocytosis(pathology) pneumonia in people with impaired immune systems (typically as a result of AIDS)pneumonolysisThe separation of an adherent lung from the pleura, to permit collapse of the lung. It was formerly used to treat tuberculosis.pointlessness(countable) The lack of meaning, purpose, or ideas; the characteristic or condition of being pointless.poiselessnessAbsence of poise.poisonousnessThe state or quality of being poisonous.polarisationsplural of polarisationpolarizationsplural of polarizationpolicyholdersplural of policyholderpolimyelitiesMisspelling of poliomyelitis.poliomyelitis(pathology) Acute infection by the poliovirus, especially of the motor neurons in the spinal cord and brainstem, leading to muscle weakness, paralysis and sometimes deformity.politicalnessQuality of being political.politicianess(archaic) A female politician.polleniferous(botany) Synonym of polliniferous (“producing pollen”).pollenigerousAlternative form of pollinigerous.pollenivorousThat feeds on pollen, pollenophagouspolliniferous(botany) Producing pollenpollinigerousBearing or producing pollen.pollinivorous(zoology) Feeding on pollen.pollutionlessWithout pollution.polyacanthous(rare, of a plant) Having many thornspolyacousticsThe art of multiplying or magnifying sounds.polyacrylatesplural of polyacrylatepolyadelphous(botany) Having stamens combined in more than two groups.polyamorphousOf, pertaining to, or exhibiting polyamorphismpolyarteritisinflammation of multiple arteriespolyarthritis(pathology) Any arthritis affecting five or more joints, often caused by an autoimmune disorder.polyarthrosis(medicine) Arthrosis of several joints.polychotomousDivisible or separable into multiple groups or pieces.polychronious(archaic) long-lasting; chronic.polycythemiasplural of polycythemiapolydactylousHaving more than the normal number of digits.polyethylenesplural of polyethylenepolygalaceousOf or pertaining to a family of plants (Polygalaceae) of which Polygala is the type.polygonaceous(botany) Of or pertaining to a family of apetalous plants, Polygonaceae, of which the knotweeds of the genus Polygonum are the type, and which includes also the docks of the genus Rumex, the buckwheat, rhubarb, sea grape of the genus Coccoloba, and several other genera.polygynadrousMisspelling of polygynandrous.polymeniscous(zoology) Having numerous facets; said of the compound eyes of insects and crustaceans.polymorphismsplural of polymorphismpolymorphitis(video games, informal) In some roguelike games, an intrinsic ability that causes the player's character to polymorph without warning.polymorphosis(zoology) The assumption of several structural forms without a corresponding difference in function; said of sponges, etc.polynucleosis(medicine, obsolete) The presence of cells with multiple nuclei, especially in the blood.polyporaceousBelonging to the family Polyporaceae of fungi, especially bracket fungi.polyserositis(biology, medicine) Inflammation of multiple serosae (serous membranes), as a component of a disease process that is either inherently systemic or has some systemic sequelae.polysinusitis(medicine) The simultaneous inflammation of multiple sinusespolysiphonous(biology) Having multiple stems, filaments or tubespolystemonous(botany) Having the number of stamens more than double that of the petals or sepalspolystomatous(zoology) Having many mouths.polysynovitisMultiple cases of synovitis in the same personpolysynthesisThe act or process of combining many separate elements into a whole.polythalamous(zoology) Having many chambers.polyurethanesplural of polyurethaneponderousnessThe quality of being ponderous.pontificatorsplural of pontificatorporcellaneousOf or relating to porcelain; resembling porcelain.porchlessnessAbsence of a porch.pornographersplural of pornographerpornographess(rare) A female pornographer.pornographiesplural of pornographyporokeratosis(pathology) A disorder of keratinization that is characterized by the presence of a cornoid lamella, a thin column of closely stacked, parakeratotic cells extending through the stratum corneum with a thin or absent granular layer.poromechanics(physics) The study of porous materials.possessednessThe quality of being possessed.possibilitiesplural of possibilitypostblacknessThe quality of being postblack.postbourgeois(in Marxist philosophy) Relating to a period of society following the decline of the bourgeoisiepostconsciousOccurring after conscious mental processing.postdiagnosis(medicine) After diagnosis.posteriornessThe quality of being posterior.posterishnessThe quality of being posterish.posteroflexus(dentistry) A flexus between the posteroloph and the metacone.postgraduatesplural of postgraduatepostliminiousContrived, done, or existing afterwards.postponementsplural of postponementpostpositionsplural of postpositionpostreligiousAfter the decline of religion.potamodromous(of a migratory fish) that migrates within freshwater onlypotamophilousLoving or having an affinity towards rivers.potassiferousContaining or producing potassium.potentialnessThe quality of being potential.pottersfieldsplural of pottersfieldpowerlessnessThe state or character of being powerless; absence or lack of power.practicalnessThe quality of being practical; practicality.practicednessThe quality of being practiced.practitionersplural of practitionerpractopoiesisThe theory concerning the hierarchic structure of mind and how it relates to processes in the brainpraisefulnessThe quality of being praiseful.pralltrillersplural of pralltrillerpranksomenessThe quality or state of being pranksome.prayerfulnessThe state or quality of being prayerful.preadmissionsBefore an admissions process.preamplifiersplural of preamplifierprecancerosis(pathology) The presence of precancerous lesionsprecedentlessWithout precedent.preceptressesplural of preceptressprecipitancesplural of precipitanceprecipitatorsplural of precipitatorpreconditionsplural of preconditionpredatorinessThe quality of being predatory.predigestionsplural of predigestionpredilectionsplural of predilectionpredominancesplural of predominancepreeclampsiasplural of preeclampsiaprefabricatesthird-person singular simple present indicative of prefabricatepreferrednessThe state of being preferredpreformationsplural of preformationpregnatrienesplural of pregnatrieneprehistoriansplural of prehistorianprehydrolysishydrolysis prior to some other processpreinfectiousPrior to an infectious phaseprejudgementsplural of prejudgementprejudicelessWithout prejudices.preliminariesplural of preliminaryprematurenessThe quality of being premature.prenticeshipsplural of prenticeshippreponderatesthird-person singular simple present indicative of preponderateprepubescentsplural of prepubescentprerequisitesplural of prerequisiteprescriptionsplural of prescriptionpreselectionsplural of preselectionpresentaneous(obsolete) ready; quick; immediate in effectpresentationsplural of presentationpresentimentsplural of presentimentpreservationsplural of preservationpreservativesplural of preservativepresidentlessWithout a president.presidentress(rare) A female president.presortednessThe quality of being presorted.presumingnessThe quality of being presuming; confidently or arrogantly overstepping reasonable bounds.preteritenessThe quality or state of being past.prethrombosisBefore thrombosis.prevaricatorsplural of prevaricatorpreventativesplural of preventativepricelessnessThe state or condition of being priceless; very high value.pridelessnessThe condition or state of being prideless; unpride.primaevalnessDated spelling of primevalness.primitivenessThe quality or state of being primitive.primogenitorsplural of primogenitorprincipalnessThe quality of being principal; principality.printableness(rare) The quality of being printable.printlessnessAbsence of print or prints.prionogenesisThe formation and development of prions.privativenessThe state of being privative.prizefightersplural of prizefighterproactivenessThe state or condition of being proactive.probabilitiesplural of probabilityprobasitarsusThe basitarsus of the protarsus of some insectsproboscideansplural of proboscideanprocatalepsis(rhetoric) Rebuttal of anticipated objections.procatarcticsThe study of procatarctic causes.processionersplural of processionerproclamationsplural of proclamationproconsulatesplural of proconsulateproctocolitis(pathology) The inflammation of the rectum and colon.proctologistsplural of proctologistprofectitious(law) Proceeding from, or as if from, a parent; derived, as from an ancestor.professionalsplural of professionalprofessorlessWithout a professor or professors.proficienciesplural of proficiencyprofusivenessThe quality of being profusive.progesteronesplural of progesteroneprojectorlessWithout a projector.prolegomenous(literary) Introductory; functioning as a preface or prolegomenon.proliferatorsplural of proliferatorprolificaciesplural of prolificacyprolongationsplural of prolongationprometastasisAlternative form of prometastatic.promisingnessThe quality of being promising.promotivenessThe quality of being promotive.promulgationsplural of promulgationpromyelocytesplural of promyelocyteprooflessnessThe state or condition of having no proof; absence or lack of proof.propaedeuticsplural of propaedeuticpropagandistsplural of propagandistpropagandizesthird-person singular simple present indicative of propagandizeproparalepsisA form of paragoge; the addition of an extra sound at the end of a word.propellerlessWithout propellers.propheticness(rare) The quality of being prophetic.prophylacticsplural of prophylacticpropinquitiesplural of propinquitypropinquitousThat is in the propinquity; nearbyproprietariesplural of proprietaryproprietoressAlternative form of proprietress.prosaicalnessThe quality of being prosaic.proscriptionsplural of proscriptionproselytisersplural of proselytiserproselytizersplural of proselytizerprosocialnessSynonym of prosociality.prostacyclinsplural of prostacyclinprotanomalousHaving or relating to protanomaly.protectednessThe state or condition of being protected, or the degree to which something is protected.protectoratesplural of protectorateprotectorlessHaving no protector; unprotected.protectressesplural of protectressproteinaceousOf, pertaining to, or consisting of proteinproteinaciousMisspelling of proteinaceous.proteinolysisAlternative form of proteolysis.proteoastasisMisspelling of proteostasis.proteoglycansplural of proteoglycanproterandrous(botany) protandrousproteranthousOf a plant: having flowers that appear earlier than the leaves.proterogynous(botany) protogynous.protestationsplural of protestationprotoanalysisIn the practice of the Arica School, the analysis of the complete human being, from anatomy and physiology up to higher consciousness and enlightenment.protonotariesplural of protonotaryprotothecosisInfection by a parasitic green alga of the genus Prototheca.prototheriansplural of prototherianprotozoonosisinfection by protozoansprotuberancesplural of protuberanceprovidentnessthe quality or state of being provident; carefulness; prudence; economyprovisionlessWithout provisions or supplies.provokingnessThe state or condition of being provoking.proximatenessQuality of being proximate.psammophilous(botany) Arenophilous; sand-loving.psephologistsplural of psephologistpseudoallelesplural of pseudoallelepseudoblepsis(medicine, dated) false sight; hallucinationpseudobulbousRelating to a pseudobulbpseudocoelomsplural of pseudocoelompseudogaseous(chemistry) Apparently, but not actually, gaseous.pseudoloculusIn diatoms, a chamber formed on the outer valve surface by expansion of the distal parts of anastomosing costae.pseudomitosis(cytology) A process resembling the start of mitosis, triggered by viral infection, where spindle poles are formed in a cell.pseudomonadesplural of pseudomonaspseudomonosisSynonym of pseudomoniasis.pseudomycosisAn infectious disease with ulceration resembling mycosis.pseudospeciesA group of organisms created by pseudospeciation.pseudotetanusA group of symptoms resembling those of tetanus, but not actually caused by tetanus.psychanalysisAlternative form of psychoanalysis.psychiatristsplural of psychiatristpsychogenesisThe origin and development of psychological processes such as personality and behaviourpsychokinesis(parapsychology) The movement of physical systems and objects by the use of psychic power. Abbreviated as PK.psychologistsplural of psychologistpsychologizesthird-person singular simple present indicative of psychologizepsychometrics(psychology) The design of psychological tests to measure intelligence, aptitude and personality; and the analysis and interpretation of their results.psychonauticsThe research of the altered state of consciousness induced by meditation or mind-altering substances.psychoparesis(medicine, archaic) mental weaknesspsychophysics(psychology) The branch of psychology concerned with the effects of physical stimuli on mental processes.psychostatics(archaic) The theory of the conditions of the phenomena of mind.psychotronicsA field of military technology dealing with electronic weapons or devices used to either degrade or enhance human health by directed energy.psychrometersplural of psychrometerpsychrophilesplural of psychrophilepterapophysisA ridge or lamina across the lateral surface of the neural spine of some snakespteridophytesplural of pteridophytepterospermous(botany) Having winged seeds.pubococcygeus(anatomy) A hammocklike muscle, found in both sexes, that stretches from the pubic bone to the coccyx; it controls urine flow and contracts during orgasm.pubovaginalisPart of the levator ani muscle that loops around the vagina in women.pucciniaceous(mycology) Belonging to the family Pucciniaceae of fungis.puddingstonesplural of puddingstonepulmoniferous(zoology, archaic) Having lungs; pulmonate.pulselessnessAbsence of a pulse.punchinelloesplural of punchinellopunishingnessQuality of being punishing.purposivenessThe state or condition of being purposive.purpuriferousProducing a purple pigment.purpuriparousSynonym of purpuriferous.purpurogenous(archaic, biology) Having the power to produce a purple colour.pusillanimousShowing ignoble cowardice, or contemptible timidity.pyelocystitis(medicine) Inflammation of the renal pelvis and the bladder.pylephlebitisinfective suppurative thrombosis of the portal veinpyodermatitisinflammation of the pyodermapyrenocarpousHaving a pyrenocarp.pyrenomycetesplural of pyrenomycetepyretogenesisSynonym of pyrogenesis (“the production of fever”).pyrocatalysis(chemistry) catalysis by means of heatpyrosynthesis(chemistry) synthesis by the application of heat