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Glossary · Nouns · P

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TermTypeDefinitionClassificationsUpdated
Phdnouna doctorate usually based on at least 3 years graduate study and a dissertationverifiedMay 18, 2026
Pheasantnounlarge long-tailed gallinaceous bird native to the Old World but introduced elsewhereverifiedMay 18, 2026
Pheasant CoucalnounMWEAustralian bird with a tail like a pheasantverifiedMay 18, 2026
Pheasant CuckoonounMWEAustralian bird with a tail like a pheasantverifiedMay 18, 2026
Pheasant Under GlassnounMWEa dish of roast pheasant served in a manner characteristic of expensive restaurantsverifiedMay 18, 2026
Pheasant's-EyenounEurasian herb cultivated for its deep red flowers with dark centersverifiedMay 18, 2026
Phellemnoun(botany) outer tissue of barkverifiedMay 18, 2026
Phenacetinnouna white crystalline compound used as an analgesic and also as an antipyreticverifiedMay 18, 2026
Phenacomysnounany of several vole-like terrestrial or arboreal rodents of cold forested regions of Canada and western United StatesverifiedMay 18, 2026
Phenazopyridinenounanalgesic (trade name Pyridium) used to treat urinary tract infectionsverifiedMay 18, 2026
Phencyclidinenouna drug used as an anesthetic by veterinariansverifiedMay 18, 2026
Phencyclidine HydrochloridenounMWEa drug used as an anesthetic by veterinariansverifiedMay 18, 2026
Phenelzinenounmonoamine oxidase inhibitor (trade name Nardil) used to treat clinical depressionverifiedMay 18, 2026
Pheniraminenounan antihistamine used in preparations to treat allergies and respiratory infectionsverifiedMay 18, 2026
Pheno-Safraninenouna purplish red water-soluble dye used in microscopyverifiedMay 18, 2026
Phenobarbitalnouna long-acting barbiturate used as a sedativeverifiedMay 18, 2026
Phenobarbitonenouna long-acting barbiturate used as a sedativeverifiedMay 18, 2026
Phenolnouna toxic white soluble crystalline acidic derivative of benzeneverifiedMay 18, 2026
Phenolicnouna thermosetting resinverifiedMay 18, 2026
Phenolic PlasticnounMWEa plastic consisting of phenolic resinsverifiedMay 18, 2026
Phenolic ResinnounMWEa thermosetting resinverifiedMay 18, 2026
Phenolic UreanounMWEa plastic consisting of phenolic resinsverifiedMay 18, 2026
Phenolphthaleinnouna laxative used in many preparations under various trade namesverifiedMay 18, 2026
Phenomenologynouna philosophical doctrine proposed by Edmund Husserl based on the study of human experience in which considerations of objective reality are not taken into accountverifiedMay 18, 2026
Phenomenonnounany state or process known through the senses rather than by intuition or reasoningverifiedMay 18, 2026
Phenoplastnouna thermosetting resinverifiedMay 18, 2026
Phenothiazinenouna compound used primarily in veterinary medicine to rid farm animals of internal parasitesverifiedMay 18, 2026
Phenotypenounwhat an organism looks like as a consequence of the interaction of its genotype and the environmentverifiedMay 18, 2026
Phenoxymethyl PenicillinnounMWEa crystalline penicillin similar in action to penicillin G but more resistant to the action of gastric acidsverifiedMay 18, 2026
Phensuximidenounanticonvulsant (trade name Milontin) used to treat petit malverifiedMay 18, 2026
Phentolaminenouna virility drug (trade name Vasomax) to treat erectile dysfunction in menverifiedMay 18, 2026
Phenyl SalicylatenounMWEa white powder with a pleasant taste and odorverifiedMay 18, 2026
Phenylacetamidenouna white crystalline compound used as an analgesic and also as an antipyreticverifiedMay 18, 2026
Phenylalaninenounan essential amino acid found in proteins and needed for growth of children and for protein metabolism in children and adultsverifiedMay 18, 2026
Phenylaminenounoily poisonous liquid amine obtained from nitrobenzene and used to make dyes and plastics and medicinesverifiedMay 18, 2026
Phenylbutazonenounanti-inflammatory drug (trade name Butazolidin)verifiedMay 18, 2026
Phenylephrinenouna powerful vasoconstrictor used to dilate the pupils and relieve nasal congestionverifiedMay 18, 2026
Phenylethylenenouna colorless oily liquidverifiedMay 18, 2026
Phenylic AcidnounMWEa toxic white soluble crystalline acidic derivative of benzeneverifiedMay 18, 2026
Phenylketonurianouna genetic disorder of metabolismverifiedMay 18, 2026
Phenylpropanolaminenounan adrenergic drug used in many preparations to relieve allergic reactions or respiratory infectionsverifiedMay 18, 2026
Phenyltoloxaminenounantihistamine included in some preparations used to treat coughing and nasal congestionverifiedMay 18, 2026
Phenytoinnounan anticonvulsant drug (trade name Dilantin) used to treat epilepsy and that is not a sedativeverifiedMay 18, 2026
Pheochromocytomanouna vascular tumor of the adrenal glandverifiedMay 18, 2026
Pheresisnouna procedure in which blood is drawn and separated into its components by dialysisverifiedMay 18, 2026
Pheromonenouna chemical substance secreted externally by some animals (especially insects) that influences the physiology or behavior of other animals of the same speciesverifiedMay 18, 2026
Phinounthe 21st letter of the Greek alphabetverifiedMay 18, 2026
Phi CoefficientnounMWEan index of the relation between any two sets of scores that can both be represented on ordered binary dimensions (e.g., male-female)verifiedMay 18, 2026
Phi CorrelationnounMWEan index of the relation between any two sets of scores that can both be represented on ordered binary dimensions (e.g., male-female)verifiedMay 18, 2026
Phialnouna small bottle that contains a drug, especially a sealed sterile container for injection by needleverifiedMay 18, 2026
Philadelphusnounany of various chiefly deciduous ornamental shrubs of the genus Philadelphus having white sweet-scented flowers, single or in clustersverifiedMay 18, 2026
Philanderernouna man who likes many women and has short sexual relationships with themverifiedMay 18, 2026
Philanthropic FoundationnounMWEa foundation that provides funds for science or art or education or religion or relief from disease etc.verifiedMay 18, 2026
Philanthropic GiftnounMWEvoluntary promotion of human welfareverifiedMay 18, 2026
Philanthropistnounsomeone who makes charitable donations intended to increase human well-beingverifiedMay 18, 2026
Philanthropynounvoluntary promotion of human welfareverifiedMay 18, 2026
Philatelistnouna collector and student of postage stampsverifiedMay 18, 2026
Philatelynounthe collection and study of postage stampsverifiedMay 18, 2026
Philharmonic PitchnounMWEthe pitch used to tune instruments for concert performancesverifiedMay 18, 2026
Philhellenismnounadmiration for Greece and the Greeks and Greek customsverifiedMay 18, 2026
Philhellenistnounan admirer of Greece and everything GreekverifiedMay 18, 2026
Philianouna positive feeling of likingverifiedMay 18, 2026
Philippicnouna speech of violent denunciationverifiedMay 18, 2026
Philistinismnouna desire for wealth and material possessions with little interest in ethical or spiritual mattersverifiedMay 18, 2026
Phillips ScrewnounMWEa screw with a special head having crossed slotsverifiedMay 18, 2026
Phillipsitenouna group of white or reddish crystalline minerals of the zeolite family consisting of a hydrous silicate of calcium and potassium and aluminumverifiedMay 18, 2026
Philodendronnounoften grown as a houseplantverifiedMay 18, 2026
Philogynynounadmiration for womenverifiedMay 18, 2026
Philologistnouna humanist specializing in classical scholarshipverifiedMay 18, 2026
Philologuenouna humanist specializing in classical scholarshipverifiedMay 18, 2026
Philologynounthe humanistic study of language and literatureverifiedMay 18, 2026
Philomathnouna lover of learningverifiedMay 18, 2026
Philosophernouna wise person who is calm and rationalverifiedMay 18, 2026
Philosopher's StonenounMWEhypothetical substance that the alchemists believed to be capable of changing base metals into goldverifiedMay 18, 2026
Philosopher's WoolnounMWEoxide of zincverifiedMay 18, 2026
Philosophers' StonenounMWEhypothetical substance that the alchemists believed to be capable of changing base metals into goldverifiedMay 18, 2026
Philosophers' WoolnounMWEoxide of zincverifiedMay 18, 2026
Philosophical DoctrinenounMWEa doctrine accepted by adherents to a philosophyverifiedMay 18, 2026
Philosophical SystemnounMWEa belief (or system of beliefs) accepted as authoritative by some group or schoolverifiedMay 18, 2026
Philosophical TheorynounMWEa doctrine accepted by adherents to a philosophyverifiedMay 18, 2026
Philosophisernounsomeone who considers situations from a philosophical point of viewverifiedMay 18, 2026
Philosophizernounsomeone who considers situations from a philosophical point of viewverifiedMay 18, 2026
Philosophizingnounthe exposition (often superficially) of a particular philosophyverifiedMay 18, 2026
Philosophynouna belief (or system of beliefs) accepted as authoritative by some group or schoolverifiedMay 18, 2026
Philosophy DepartmentnounMWEthe academic department responsible for teaching philosophyverifiedMay 18, 2026
Philternouna drink credited with magical powerverifiedMay 18, 2026
Philtrenouna drink credited with magical powerverifiedMay 18, 2026
Phimosisnounan abnormal tightness of the foreskin preventing retraction over the glansverifiedMay 18, 2026
PhishingnounA digital form of social engineering that uses authentic-looking—but bogus—emails to request information from users or direct them to a fake Web site that requests information.ThreatMay 9, 2026
Phiznounthe human faceverifiedMay 18, 2026
Phlebectomynounsurgical removal or all or part of a veinverifiedMay 18, 2026
Phlebitisnouninflammation of a vein (usually in the legs)verifiedMay 18, 2026
Phlebogramnounan X ray of a vein injected with a radiopaque contrast mediumverifiedMay 18, 2026
Phlebothrombosisnounthrombosis of a vein without prior inflammation of the veinverifiedMay 18, 2026
Phlebotomistnounsomeone who practices phlebotomyverifiedMay 18, 2026
Phlebotomusnouna mild viral disease transmitted by the bite of the sand fly Phlebotomus papatasiiverifiedMay 18, 2026
Phlebotomynounsurgical incision into a veinverifiedMay 18, 2026
Phlegmnounapathy demonstrated by an absence of emotional reactionsverifiedMay 18, 2026
Phlegmasia Alba DolensnounMWEpainful thrombosis of the femoral vein in the leg following childbirthverifiedMay 18, 2026
Phloemnoun(botany) tissue that conducts synthesized food substances (e.g., from leaves) to parts where neededverifiedMay 18, 2026