17-letter words containing t, r, u
- pressure gradient — the change of pressure per unit distance
- previous question — a move that a vote be taken at once on a main question, used especially as a means of cutting off further debate.
- primary education — junior, elementary schooling
- primary qualities — any of the qualities inherent in an object, namely quantity, extent, figure, solidity, and motion or rest.
- primary structure — Biochemistry. the basic sequence of amino acids in a polypeptide or protein.
- printing industry — the industry engaged in the business of producing printed matter
- prison population — all the people who are confined in prison
- private education — education provided by a private individual or organization, rather than by the state or a public body
- probability curve — a curve that describes the distribution of probability over the values of a random variable.
- procurator fiscal — In the Scottish legal system, the procurator fiscal is a public official who puts people on trial.
- product liability — the responsibility of a manufacturer for injury or loss caused by its product.
- 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 string — A production string is the series of pipes through which the oil or gas is brought up from the reservoir.
- 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
- 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.
- prostatic utricle — a small pouch near the prostate gland that opens into the urethra.
- 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-moralistic — a person who teaches or inculcates morality.
- psychotherapeutic — psychotherapy.
- public enterprise — economic activity by governmental organizations
- public prosecutor — an officer charged with the conduct of criminal prosecution in the interest of the public.
- publicity officer — a person who is employed to get publicity for an organization, or to provide information about it
- pudding-pipe tree — golden shower.
- purdue university — http://purdue.edu/.
- push-pull circuit — a circuit using two similar electronic devices, such as matched valves, made to operate 180° out of phase with each other
- put a dampener on — To put a dampener on something means the same as to put a damper on it.
- put in a word for — to make favourable mention of (someone); recommend
- put into practice — If you put a belief or method into practice, you behave or act in accordance with it.
- put on the market — offer for sale
- put the finger on — to inform on or identify, esp for the police
- 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.
- putative marriage — a marriage contracted in violation of an impediment, but in good faith on the part of one or both of the contracting persons.
- quadratic formula — the formula for determining theroots of a quadratic equation from its coefficients: .
- 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 newspaper — a more serious newspaper which gives detailed accounts of world events, as well as reports on business, culture, and society
- 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.
- quantity surveyor — A quantity surveyor is a person who calculates the cost and amount of materials and workers needed for a job such as building a house or a road.
- 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.
- quasiexperimental — (medicine) Describing a trial in which the assignment to a group is based upon an experimental condition.
- 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
- radiative capture — the capture of a particle, as a neutron, by a nucleus, inducing the emission of electromagnetic radiation, as a gamma ray.
- rational function — a function that can be written as the quotient of two polynomials with integral coefficients.