Glossary · MWE Terms · P
L1 — paginated flat list. Pick a POS, pick a letter.
TermTypeDefinitionClassificationsUpdated
Phase IIInounMWEa large clinical trial of a treatment or drug that in phase I and phase II has been shown to be efficacious with tolerable side effectsverified
Phase III Clinical TrialnounMWEa large clinical trial of a treatment or drug that in phase I and phase II has been shown to be efficacious with tolerable side effectsverified
Phase IVnounMWEsometimes the FDA approves a drug for general use but requires the manufacturer to continue to monitor its effectsverified
Phase IV Clinical TrialnounMWEsometimes the FDA approves a drug for general use but requires the manufacturer to continue to monitor its effectsverified
Phase SpacenounMWE(physics) an ideal space in which the coordinate dimensions represent the variables that are required to describe a system or substanceverified
Phase TransitionnounMWEa change from one state (solid or liquid or gas) to another without a change in chemical compositionverified
Phasmid InsectnounMWElarge cylindrical or flattened mostly tropical insects with long strong legs that feed on plantsverified
Phatic CommunicationnounMWEconversational speech used to communicate sociability more than informationverified
Phatic SpeechnounMWEconversational speech used to communicate sociability more than informationverified
Pheasant Under GlassnounMWEa dish of roast pheasant served in a manner characteristic of expensive restaurantsverified
Phenoxymethyl PenicillinnounMWEa crystalline penicillin similar in action to penicillin G but more resistant to the action of gastric acidsverified
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)verified
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)verified
Philanthropic FoundationnounMWEa foundation that provides funds for science or art or education or religion or relief from disease etc.verified
Philosopher's StonenounMWEhypothetical substance that the alchemists believed to be capable of changing base metals into goldverified
Philosophers' StonenounMWEhypothetical substance that the alchemists believed to be capable of changing base metals into goldverified
Philosophical SystemnounMWEa belief (or system of beliefs) accepted as authoritative by some group or schoolverified
Phlegmasia Alba DolensnounMWEpainful thrombosis of the femoral vein in the leg following childbirthverified
Phlox FamilynounMWEa widely distributed family of chiefly herbaceous plants of the order Polemonialesverified
Phobic DisordernounMWEan anxiety disorder characterized by extreme and irrational fear of simple things or social situationsverified
Phobic NeurosisnounMWEan anxiety disorder characterized by extreme and irrational fear of simple things or social situationsverified
Phoenix TreenounMWEdeciduous tree widely grown in southern United States as an ornamental for its handsome maplelike foliage and long racemes of yellow-green flowers followed by curious leaflike podsverified
Phonetic AlphabetnounMWEan alphabet of characters intended to represent specific sounds of speechverified
Phonetic SymbolnounMWEa written character used in phonetic transcription of represent a particular speech soundverified
Phonetic TranscriptionnounMWEa transcription intended to represent each distinct speech sound with a separate symbolverified
Phonograph NeedlenounMWEa stylus that formerly made sound by following a groove in a phonograph recordverified
Photo OpnounMWEan occasion that lends itself to (or is deliberately arranged for) taking photographs that provide favorable publicity for those who are photographedverified
Photo OpportunitynounMWEan occasion that lends itself to, or is deliberately arranged for, taking photographs that provide favorable publicity for those who are photographedverified
Photochemical ExchangenounMWEan exchange produced by the chemical action of radiant energy (especially light)verified
Photoconductive CellnounMWEa transducer used to detect and measure light and other radiationsverified
Photoelectric EmissionnounMWEthe release or absorption of quanta above a certain energy levelverified
Photogelatin ProcessnounMWEa photomechanical printing process that uses a glass plate with a gelatin surface that carries the image to be reproducedverified
Photographic DensitynounMWE(physics) a measure of the extent to which a substance transmits light or other electromagnetic radiationverified
Photographic FilmnounMWEphotographic material consisting of a base of celluloid covered with a photographic emulsionverified
Photographic PlatenounMWEa flat sheet of metal or glass on which a photographic image can be recordedverified
Photoplate MakingnounMWEthe process whereby printing surfaces (plates or cylinders) are produced by photographic methodsverified
Photostat MachinenounMWEa duplicating machine that makes quick positive or negative copies directly on the surface of prepared paperverified