Glossary · Nouns · P
L1 — paginated flat list. Pick a POS, pick a letter.
TermTypeDefinitionClassificationsUpdated
plaintextnounIntelligible data that has meaning and can be understood without the application of decryption.DataRegulated
Plan of Action and MilestonesnounMWEA document that identifies tasks needing to be accomplished. It details resources required to accomplish the elements of the plan, any milestones in meeting the tasks, and scheduled completion dates for the milestones.ArtifactRegulatedCUI
Plane TablenounMWEsurveying instrument consisting of a drawing board and a ruler that are mounted on a tripodverified
Plane TreenounMWEany of several trees of the genus Platanus having thin pale bark that scales off in small plates and lobed leaves and ball-shaped heads of fruitsverified
Planetnoun(astronomy) any of the nine large celestial bodies in the solar system that revolve around the sun and shine by reflected lightverified
Planet GearnounMWEan outer gear that revolves about a central sun gear of an epicyclic trainverified
Planet WheelnounMWEan outer gear that revolves about a central sun gear of an epicyclic trainverified
Planetariumnounan optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical domeverified
Planetary GearnounMWEan outer gear that revolves about a central sun gear of an epicyclic trainverified
Planetary NebulanounMWEa nebula that was once thought to be a star with its planets but is now thought to be a very hot star surrounded by an expanding envelope of ionized gases that emit a fluorescent glow because of intense radiation from the starverified
Planetesimalnounone of many small solid celestial bodies thought to have existed at an early stage in the development of the solar systemverified
Planetesimal HypothesisnounMWE(cosmology) the theory that the solar system was formed by the gravitational accumulation of planetesimalsverified
Planktonnounthe aggregate of small plant and animal organisms that float or drift in great numbers in fresh or salt waterverified
Planned CommunitynounMWEa residential district that is planned for a certain class of residentsverified
Planningnounthe cognitive process of thinking about what you will do in the event of something happeningverified
Planning CommissionnounMWEa commission delegated to propose plans for future activities and developmentsverified
Planographic PrintingnounMWEthe process of printing from a surface on which the printing areas are not raised but are ink-receptive (as opposed to ink repellent)verified
Planographynounthe process of printing from a surface on which the printing areas are not raised but are ink-receptive (as opposed to ink repellent)verified
Plant DepartmentnounMWEthe division of a business responsible for building and maintaining the physical plantverified
Plant FoodnounMWEany substance such as manure or a mixture of nitrates used to make soil more fertileverified
Plant HoppernounMWErelated to the leafhoppers and spittlebugs but rarely damages cultivated plantsverified
Plant LousenounMWEany of several small insects especially aphids that feed by sucking the juices from plantsverified
Plant ToxinnounMWEany substance produced by plants that is similar in its properties to extracellular bacterial toxinverified
Plantainnouna banana tree bearing hanging clusters of edible angular greenish starchy fruitsverified
Plantain LilynounMWEany of numerous perennials having mounds of sumptuous broad ribbed leaves and clusters of white, blue, or lilac flowersverified
Plantain TreenounMWEa banana tree bearing hanging clusters of edible angular greenish starchy fruitsverified
Plantar ReflexnounMWEflexion of the toes when the sole of the foot is stroked firmly on the outer side from the heel to the front in persons over the age of 2 yearsverified
Plantationnounan estate where cash crops are grown on a large scale, especially in tropical areasverified
Planter's PunchnounMWEa cocktail made of rum and lime or lemon juice with sugar and sometimes bittersverified
Plantigrade MammalnounMWEan animal that walks with the entire sole of the foot touching the ground as e.g. bears and human beingsverified
Plantlike FlagellatenounMWEunicellular organisms having many characteristics of typical algaeverified
Plasmnounthe colorless watery fluid of the blood and lymph that contains no cells, but in which the blood cells (erythrocytes, leukocytes, and thrombocytes) are suspendedverified
Plasmanounthe colorless watery fluid of the blood and lymph that contains no cells, but in which the blood cells (erythrocytes, leukocytes, and thrombocytes) are suspendedverified
Plasma CellnounMWEa cell that develops from a B lymphocyte in reaction to a specific antigenverified
Plasma MembranenounMWEa thin membrane (a double layer of lipids) enclosing the cytoplasm of a cellverified