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17-letter words containing e, c, l

  • paradoxical sleep — REM sleep.
  • parallel computer — parallel processor
  • parcplace systems — (company)   A company spun-off from Xerox PARC that developed the original version of VisualWorks.
  • particle kinetics — Particle kinetics is the study of the movement of particles and the forces that cause this movement.
  • particle velocity — the velocity of a point in a medium that is undergoing wave motion.
  • pascal's triangle — a triangular arrangement of the binomial coefficients of the expansion (x + y) n for positive integral values of n.
  • paternalistically — the system, principle, or practice of managing or governing individuals, businesses, nations, etc., in the manner of a father dealing benevolently and often intrusively with his children: The employees objected to the paternalism of the old president.
  • pay-cable channel — a television channel that has to be paid for
  • peach bark beetle — a bark beetle, Phloeotribus liminaris, that feeds on and nests in peach and other drupaceous trees.
  • peacock butterfly — a European nymphalid butterfly, Inachis io, having reddish-brown wings each marked with a purple eyespot
  • pebbleweave cloth — an irregularly textured material made from twisted yarn
  • pentachlorophenol — a white, crystalline, water-insoluble powder, C 6 Cl 5 OH, used chiefly in fungicides, disinfectants, and wood preservatives.
  • perchloroethylene — tetrachloroethylene.
  • percussion bullet — a bullet that is exploded by percussion
  • peridot of ceylon — a honey-colored tourmaline, used as a gem: not a true peridot.
  • periodical cicada — seventeen-year locust.
  • peripheral device — peripheral
  • perpetual spinach — a variety of spinach that keeps producing edible leaves
  • personal computer — a compact computer that uses a microprocessor and is designed for individual use, as by a person in an office or at home or school, for such applications as word processing, data management, financial analysis, or computer games. Abbreviation: PC.
  • personal distance — personal space.
  • personality clash — friction between two people who have different personalities or points of view
  • personnel carrier — a vehicle used for transporting troops
  • personnel officer — a worker responsible for recruiting employees and dealing with matters relating to them
  • peterloo massacre — an incident at St Peter's Fields, Manchester, in 1819 in which a radical meeting was broken up by a cavalry charge, resulting in about 500 injuries and 11 deaths
  • petrol filler cap — a small cover that goes over the hole in a vehicle into which you put petrol
  • phenethyl alcohol — a colorless, viscous, slightly water-soluble liquid, C 8 H 1 0 O, having a faint roselike odor: used chiefly in perfumery.
  • phenyl isocyanate — a liquid reagent, C 7 H 5 NO, having an unpleasant, irritating odor: used chiefly for identifying alcohols and amines.
  • phenylacetic acid — a white crystalline, aromatic acid, C 8 H 8 O 2 , used in the manufacture of penicillin and in perfumes.
  • phenylformic acid — benzoic acid.
  • phonetic alphabet — an alphabet containing a separate character for each distinguishable speech sound.
  • phonological rule — an operation in generative phonology that substitutes one sound or class of sounds for another in a phonological derivation.
  • photoluminescence — luminescence induced by the absorption of infrared radiation, visible light, or ultraviolet radiation.
  • photovoltaic cell — a photocell in which an electromotive force is generated by a photovoltaic effect.
  • physical exercise — movements and activities done to keep your body healthy or make it stronger
  • physical medicine — the branch of medicine dealing with the diagnosis and treatment of disease and injury by means of physical agents, as manipulation, massage, exercise, heat, or water.
  • physical pendulum — any apparatus consisting of a body of possibly irregular shape allowed to rotate freely about a horizontal axis on which it is pivoted (distinguished from simple pendulum).
  • pincushion flower — scabious2 (def 1).
  • pipeline capacity — The pipeline capacity is the volume of oil or gas which is needed to maintain a full pipeline.
  • plastic explosive — a puttylike substance that contains an explosive charge, and is detonated by fuse or by remote control: used especially by terrorists and in guerrilla warfare.
  • platinic chloride — chloroplatinic acid.
  • pluvius insurance — insurance against rain
  • pocket battleship — a small heavily armed and armored warship serving as a battleship because of limitations imposed by treaty.
  • pocket calculator — an electronic calculator small enough to be carried on one's person.
  • point reyes lilac — a prostrate shrub, Ceanothus gloriosus, of southern California, having leathery, roundish leaves and purplish or deep-blue flowers.
  • polar continental — a type of cold, dry air mass originating at high latitudes over land areas
  • polar coordinates — Usually, polar coordinates. one of two coordinates used to locate a point in a plane by the length of its radius vector and the angle this vector makes with the polar axis (polar angle)
  • police department — A police department is an official organization which is responsible for making sure that people obey the law.
  • police helicopter — a helicopter used in police operations, for example in traffic control, or for observation
  • police procedural — a mystery novel, film, or television drama that deals realistically with police work.
  • police protection — protection from danger, crime etc given by the police force to a community, city etc
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