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17-letter words containing e, c, n, t, r

  • primary education — junior, elementary schooling
  • priority check-in — Priority check-in at a hotel is an arrangement which allows a guest to check in without waiting in a line.
  • private education — education provided by a private individual or organization, rather than by the state or a public body
  • private placement — a sale of an issue of securities by the issuing company directly to a limited number of investors, often only one or two large institutional investors, such as a bank or an insurance company (opposed to public offering): required to be cleared but not registered with the Securities and Exchange Commission.
  • probation officer — an officer who investigates and reports on the conduct of offenders who are free on probation.
  • product placement — Product placement is a form of advertising in which a company has its product placed where it can be clearly seen during a film or television programme.
  • 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
  • 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
  • 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
  • public enterprise — economic activity by governmental organizations
  • 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.
  • 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.
  • 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.
  • quarterback sneak — a play in which the quarterback charges into the middle of the line, usually immediately after receiving the ball from the center.
  • 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.
  • reality principle — the motivating force or mechanism by which the child, who has previously sought immediate gratification of all wishes, realizes that gratification must sometimes be deferred or forgone.
  • received standard — the form of educated English spoken originally in southern England and having Received Pronunciation as a chief distinguishing feature.
  • receiving blanket — a small blanket, usually of cotton, for wrapping an infant, especially following a bath.
  • recoil escapement — anchor escapement.
  • reconstructionism — a 20th-century movement among U.S. Jews, founded by Rabbi Mordecai M. Kaplan, advocating that Judaism, being a culture and way of life as well as a religion, is in sum a religious civilization requiring constant adaptation to contemporary conditions so that Jews can identify more readily and meaningfully with the Jewish community.
  • reconstructionist — an advocate or supporter of Reconstruction or Reconstructionism.
  • recovery position — a position in which an unconscious person can be lain on the floor, which minimises them from further risk
  • recreation centre — a facility open to the public for leisure and recreation activities
  • recreation ground — an open space for public recreation, esp one in a town, with swings and slides, etc, for children
  • recreational drug — drug taken for pleasure
  • recreationalist's — recreationist.
  • recruiting office — an office where staff are recruited, esp by the military
  • recrystallization — to become crystallized again.
  • rectangle slinger — polygon pusher
  • recumbent bicycle — a type of bicycle that is ridden in a reclining position
  • red and the black — a novel (1832) by Stendhal.
  • redemption center — a commercial establishment at which trading stamps of a specific brand may be exchanged for merchandise.
  • reduce to silence — If someone or something reduces you to silence, they make you feel so upset or confused that you cannot speak.
  • reduction formula — a formula, such as sin (90° ± A) = cos A, expressing the values of a trigonometric function of any angle greater than 90° in terms of a function of an acute angle
  • reflection nebula — a cloud of interstellar gas and dust that reflects the light of neighboring stars.
  • refuse collection — the collection of rubbish and waste, usually in a rubbish or refuse truck, before final disposal
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