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15-letter words containing p, e, r, l, c

  • percussion lock — a gunlock on a firearm that fires by striking a percussion cap.
  • percussion tool — a power driven tool which operates by striking rapid blows: the power may be electricity or compressed air
  • perfluorocarbon — a fluorocarbon consisting only of fluorine and carbon atoms
  • perissosyllabic — (of a line of verse) containing more syllables than expected for the metre being used
  • peroxysulphuric — as in peroxysulphuric acid
  • perpendicularly — vertical; straight up and down; upright.
  • perpetual check — a continuing series of checks resulting in a drawn game because they cannot be halted or evaded without resulting in checkmate or a serious disadvantage.
  • perseus cluster — a cluster of about 500 galaxies in the direction of the constellation Perseus, grouped around a particular Seyfert galaxy that is an intense radio source (Perseus A)
  • person of color — the quality of an object or substance with respect to light reflected by the object, usually determined visually by measurement of hue, saturation, and brightness of the reflected light; saturation or chroma; hue.
  • personal column — The personal column in a newspaper or magazine contains messages for individual people and advertisements of a private nature.
  • peter principle — any of several satirical “laws” concerning organizational structure, especially one that holds that people tend to be promoted until they reach their level of incompetence.
  • phenylketonuric — an inherited disease due to faulty metabolism of phenylalanine, characterized by phenylketones in the urine and usually first noted by signs of mental retardation in infancy.
  • phlebosclerosis — sclerosis, or hardening, of the walls of veins.
  • phloem necrosis — a disease of the American elm caused by a mycoplasmalike organism, characterized by yellowing and necrosis of the foliage and yellowish-brown discoloration of the phloem.
  • photoelectronic — relating to electronic effects or devices affected by light
  • phrenologically — in a manner relating to phrenology
  • physical memory — (memory management)   The memory hardware (normally RAM) installed in a computer. The term is only used in contrast to virtual memory.
  • picture element — (graphics)   (pixel) The smallest resolvable rectangular area of an image, either on a screen or stored in memory. Each pixel in a monochrome image has its own brightness, from 0 for black to the maximum value (e.g. 255 for an eight-bit pixel) for white. In a colour image, each pixel has its own brightness and colour, usually represented as a triple of red, green and blue intensities (see RGB). Compare voxel.
  • picture gallery — place where art is exhibited and sold
  • picture library — A picture library is a collection of photographs that is held by a particular company or organization. Newspapers or publishers can pay to use the photographs in their publications.
  • pied flycatcher — a small black and white migratory bird of Europe and western Asia, Ficedula hypoleuca
  • pixels per inch — (unit, graphics)   (ppi) The unit used to measure resolution of a bitmap display or video input device.
  • planet-stricken — believed to be adversely affected mentally or physically by the planets
  • planimetrically — in a planimetric manner
  • planter's punch — a punch made with rum, lime juice, sugar, and water or soda.
  • plastic surgeon — doctor who performs cosmetic surgery
  • plastic surgery — the branch of surgery dealing with the repair or replacement of malformed, injured, or lost organs or tissues of the body, chiefly by the transplant of living tissues.
  • platform rocker — a rocking chair supported on a stationary base
  • platform scales — a weighing machine which has a platform that you put something on to be weighed
  • platform ticket — a pass allowing a visitor to enter upon a railroad platform from which those not traveling are ordinarily excluded.
  • pleasure cruise — a trip in a boat for recreational purposes
  • pleochroic halo — a dark-colored, microscopic ring around a minute radioactive particle in certain mineral crystals, used in estimating the age of the rocks containing these crystals
  • pneumatic drill — a percussive power drill powered by compressed air
  • police marksman — a police officer skilled in precision shooting, esp with a sniper rifle
  • police presence — attendance or proximity of police officers
  • police reporter — a news reporter assigned to cover a police department for newsworthy events.
  • polycarboxylate — a salt or ester of a polycarboxylic acid. Polycarboxylate esters are used in certain detergents
  • polychlorinated — having multiple chlorine atoms
  • polychloroprene — a chloroprene polymer
  • polycrystalline — (of a rock or metal) composed of aggregates of individual crystals.
  • polyelectrolyte — an electrolyte of high molecular weight, usually polymeric, either natural or synthetic.
  • popular culture — cultural activities or commercial products reflecting, suited to, or aimed at the tastes of the general masses of people.
  • portland cement — a type of hydraulic cement usually made by burning a mixture of limestone and clay in a kiln.
  • practical nurse — a person who has not graduated from an accredited school of nursing but whose vocation is caring for the sick.
  • pragmaticalness — the quality of being pragmatical or meddlesome
  • pre-celebration — an act of celebrating.
  • pre-contractual — a preexisting contract that legally prevents a person from making another contract of the same nature.
  • pre-delinquency — failure in or neglect of duty or obligation; dereliction; default: delinquency in payment of dues.
  • preagricultural — existing or occurring prior to the introduction of agriculture; of or relating to a society existing at this time
  • precinct police — the police responsible for a district of a city
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