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17-letter words containing e, t, c

  • production number — a specialty number or routine, usually performed by the entire cast consisting of musicians, singers, dancers, stars, etc., of a musical comedy, vaudeville show, or the like.
  • production system — (programming)   A production system consists of a collection of productions (rules), a working memory of facts and an algorithm, known as forward chaining, for producing new facts from old. A rule becomes eligible to "fire" when its conditions match some set of elements currently in working memory. A conflict resolution strategy determines which of several eligible rules (the conflict set) fires next. A condition is a list of symbols which represent constants, which must be matched exactly; variables which bind to the thing they match and "<> symbol" which matches a field not equal to symbol. Example production systems are OPS5, CLIPS, flex.
  • production values — the quality of a media production (such as a film) in regards to elements such as colours, quality, style, etc
  • profile component — attainment targets in different subjects brought together for the general assessment of a pupil
  • project assurance — The process of specifying the support system: techniques, internal standards, measurements, tools, and training for a project; counselling the project team in the application of these elements and monitoring the adherence to the standards.
  • promenade concert — a concert at which some of the audience stand rather than sit
  • prostatic utricle — a small pouch near the prostate gland that opens into the urethra.
  • protected species — a species of animal or plant which it is forbidden by law to harm or destroy
  • protection factor — a figure representing the relative degree of protection from the sun's rays afforded by a particular sunscreen
  • protection racket — a criminal activity in which money gangsters extort money from victims in exchange for freedom from molestation
  • protective system — protectionism (def 1).
  • protective tariff — a tariff levied on imports to protect the domestic economy rather than to raise revenue
  • protocol analyser — (communications, hardware, networking, testing, tool)   Any device that captures and interprets the network traffic between two or more connected computer systems. The traffic can then be decoded so that it is possible to see what processes are occurring. By examining the flow of traffic, protocol analysers can be used to find out where problems (such as bottlenecks or the failure of a network device) are on a LAN. Advanced protocol analysers can also provide statistics on the traffic that can help to identify trends that may in future lead to further problems with the network.
  • proton microscope — a powerful type of microscope that uses a beam of protons, giving high resolution and sharp contrast
  • pseudo-democratic — pertaining to or of the nature of democracy or a democracy.
  • pseudo-historical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
  • pseudo-humanistic — a person having a strong interest in or concern for human welfare, values, and dignity.
  • pseudo-moralistic — a person who teaches or inculcates morality.
  • pseudo-scientific — any of various methods, theories, or systems, as astrology, psychokinesis, or clairvoyance, considered as having no scientific basis.
  • psychoeducational — designating or of psychological methods, as intelligence tests, used in evaluating learning ability
  • psychometric test — a test designed to test a person's mental state, personality and thought processes
  • psychotherapeutic — psychotherapy.
  • pterygoid process — either of two long bony plates extending downwards from each side of the sphenoid bone within the skull
  • public assistance — government aid to the poor, disabled, or aged or to dependent children, as financial assistance or food stamps.
  • public enterprise — economic activity by governmental organizations
  • public prosecutor — an officer charged with the conduct of criminal prosecution in the interest of the public.
  • public television — a type of noncommercial, usually educational, television programming funded by the government, grants, viewers, and corporations. Compare educational television.
  • publicity officer — a person who is employed to get publicity for an organization, or to provide information about it
  • publicity-seeking — eager to attract publicity
  • put into practice — If you put a belief or method into practice, you behave or act in accordance with it.
  • put the screws on — a metal fastener having a tapered shank with a helical thread, and topped with a slotted head, driven into wood or the like by rotating, especially by means of a screwdriver.
  • pythagorean scale — the major scale as derived acoustically by Pythagoras from the perfect fifth.
  • quadratic residue — a number x that is relatively prime to a given integer y and for which a number z exists whose square gives the same remainder as x when divided by y.
  • quality assurance — a system for ensuring a desired level of quality in the development, production, or delivery of products and services: Quality assurance for nursing homes begins with a set of standards. Abbreviation: QA.
  • quality paperback — a softbound book that is usually larger and more expensive than a mass market paperback and is sold primarily in bookstores as a trade book.
  • quantum cell wire — (electronics, computing)   (Or "quantum wire", "binary wire") Quantum cells arranged in a line to carry signals. Adjacent cells with the same orientation are at a low energy state and a change of orientation at one end of a quantum wire propagates along the wire, transmitting a signal. However, unlike conventional wire, since only the orientation of charge pairs changes, no current flows. Circuits created using quantum cell wires are referred to as Quantum-dot Wireless Digital Circuits, see quantum dot, Quantum-dot Cellular Automata.
  • quantum chemistry — the application of quantum mechanics to the study of chemical phenomena.
  • quantum mechanics — a theory of the mechanics of atoms, molecules, and other physical systems that are subject to the uncertainty principle. Abbreviation: QM.
  • quarterback sneak — a play in which the quarterback charges into the middle of the line, usually immediately after receiving the ball from the center.
  • quasi-competitive — of, pertaining to, involving, or decided by competition: competitive sports; a competitive examination.
  • quasquicentennial — pertaining to or marking a period of 125 years.
  • quatercentenaries — Plural form of quatercentenary.
  • quattuordecillion — a cardinal number represented in the U.S. by 1 followed by 45 zeros, and in Great Britain by 1 followed by 84 zeros.
  • quick on the draw — having fast reflexes
  • racial harassment — persecution on the basis of race
  • radiant emittance — radiant flux emitted per unit area.
  • radiative capture — the capture of a particle, as a neutron, by a nucleus, inducing the emission of electromagnetic radiation, as a gamma ray.
  • radioactive decay — decay (def 8).
  • radioactive waste — the radioactive by-products from the operation of a nuclear reactor or from the reprocessing of depleted nuclear fuel.
  • rail detector car — a car equipped with special instruments and used to locate defects in rails.
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