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17-letter words containing o, p, y

  • popular etymology — folk etymology.
  • positive polarity — the grammatical characteristic of a word or phrase, such as delicious or rather, that may normally only be used in a semantically or syntactically positive or affirmative context
  • positive theology — a theological approach or tradition in which the nature of God is thought to be knowable and is understood through positive statements. See also cataphasis (def 2).
  • postal stationery — an envelope, postal card, wrapper, or aérogramme, with the stamp printed directly on the paper.
  • potassium cyanide — a white, granular, water-soluble, poisonous powder, KCN, having a faint almondlike odor, used chiefly in metallurgy and photography.
  • powder metallurgy — the art or science of manufacturing useful articles by compacting metal and other powders in a die, followed by sintering.
  • power of attorney — a written document given by one person or party to another authorizing the latter to act for the former.
  • power supply unit — (hardware)   (PSU) An electronic module that converts high voltage (110 or 240 VAC) alternating current mains electricity into smoothed direct current at the various differnt voltages required by the motherboard; internal peripheral devices, cheifly storage devices: hard disks, CD or DVD, floppy disks and external connections such as USB. A PSU needs a high enough power output rating to supply all the devices connected to it and should output as little as possible electrical noise, both on the output wires and as electromagnetic radiation. See also uninterruptable power supply.
  • pre-revolutionary — of, pertaining to, characterized by, or of the nature of a revolution, or a sudden, complete, or marked change: a revolutionary junta.
  • predatory pricing — If a company practises predatory pricing, it charges a much lower price for its products or services than its competitors in order to force them out of the market.
  • presentation copy — a copy of a book given by the publisher or author
  • primary dentition — the deciduous dentition
  • primary education — junior, elementary schooling
  • primary intention — Logic. See under intention (def 5a).
  • primary processes — the generally unorganized mental activity characteristic of the unconscious and occurring in dreams, fantasies, and related processes.
  • primary-intention — an act or instance of determining mentally upon some action or result.
  • prior probability — the probability assigned to a parameter or to an event in advance of any empirical evidence, often subjectively or on the assumption of the principle of indifference
  • priority check-in — Priority check-in at a hotel is an arrangement which allows a guest to check in without waiting in a line.
  • probability curve — a curve that describes the distribution of probability over the values of a random variable.
  • product liability — the responsibility of a manufacturer for injury or loss caused by its product.
  • 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.
  • professional army — an army of trained soldiers
  • proficiency badge — an insignia or device granted by the Girl Scouts and worn especially on a uniform to indicate special achievement.
  • progressive party — a political party formed in 1912 under the leadership of Theodore Roosevelt, advocating popular control of government, direct primaries, the initiative, the referendum, woman suffrage, etc.
  • prohibition party — a U.S. political party organized in 1869, advocating the prohibition of the manufacture and sale of alcoholic beverages.
  • proof of identity — a document or documents used to verify someone's identity
  • property mistress — a female member of the stage crew in charge of the stage properties
  • proprietary brand — a brand of product that is privately owned and controlled
  • prosperity gospel — a modern version or, according to some, perversion of the gospel according to which the full blessings of God available to those who approach Him in faith and obedience include wealth, health and power
  • protective system — protectionism (def 1).
  • protein synthesis — the process by which amino acids are linearly arranged into proteins through the involvement of ribosomal RNA, transfer RNA, messenger RNA, and various enzymes.
  • 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.
  • psychodiagnostics — the study and evaluation of character or personality in terms of behavioral and anatomical traits, as gesture, posture and physiognomy.
  • psychoeducational — designating or of psychological methods, as intelligence tests, used in evaluating learning ability
  • psychographically — Psychology. a graph indicating the relative strength of the personality traits of an individual.
  • psycholinguistics — the study of the relationship between language and the cognitive or behavioral characteristics of those who use it.
  • psychometric test — a test designed to test a person's mental state, personality and thought processes
  • psychoprophylaxis — Lamaze method.
  • psychotherapeutic — psychotherapy.
  • pterygoid process — either of two long bony plates extending downwards from each side of the sphenoid bone within the skull
  • publicity officer — a person who is employed to get publicity for an organization, or to provide information about it
  • pull your head in — be quiet!
  • purple chokeberry — See under chokeberry (def 1).
  • pyroligneous acid — a yellowish, acidic, water-soluble liquid, containing about 10 percent acetic acid, obtained by the destructive distillation of wood: used for smoking meats.
  • pyrosulfuric acid — a strong, crystalline acid, H2S2O7, prepared commercially as a heavy, oily, fuming liquid: used in making explosives and dyes, as a sulfating agent, etc.
  • pythagorean scale — the major scale as derived acoustically by Pythagoras from the perfect fifth.
  • radiation therapy — x-rays used as treatment
  • rapid prototyping — (programming)   The creation of a working model of a software module to demonstrate the feasibility and suitability of the function. The prototype is expected to be replaced or refined before inclusion in the final product. Rapid prototyping contrasts with a DIRFT approach which emphasises careful design and implementation to avoid the overheads of debugging and testing prototype code. Rapid prototyping is appropriate when the requirements are unclear or likely to change (which is most of the time).
  • recovery position — a position in which an unconscious person can be lain on the floor, which minimises them from further risk
  • refractory period — a short period after a nerve or muscle cell fires during which the cell cannot respond to additional stimulation.
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