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17-letter words containing p, y, r, o

  • 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.
  • psychographically — Psychology. a graph indicating the relative strength of the personality traits of an individual.
  • 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.
  • repertory catalog — a catalog containing bibliographic records that indicate locations of materials in more than one library or in several units of one library.
  • repertory company — repertory (def 2).
  • repertory society — a group that supports amateur performances of plays by its members
  • repertory theater — repertory (def 2).
  • republic of yemen — Republic of, a country in S Arabia, formed in 1990 by the merger of the Yemen Arab Republic and the People's Democratic Republic of Yemen. 207,000 sq. mi. (536,130 sq. km). Capital: Aden.
  • respiratory chain — a series of mitochondrial proteins that transport electrons of hydrogen, released in the Krebs cycle, from acetyl coenzyme A to inhaled oxygen to form H 2 O: the energy released in the process is conserved as ATP.
  • respiratory tract — the passages through which air enters and leaves the body
  • reticulate python — a python, Python reticulatus, of southeastern Asia and the East Indies, sometimes growing to a length of 32 feet (10 meters): usually considered to be the largest snake in the world.
  • role-playing game — a game in which participants adopt the roles of imaginary characters in an adventure under the direction of a Game Master.
  • rough puff pastry — a rich flaky pastry made with butter and used for pie-crusts, flans, etc
  • safety precaution — a precaution that is taken in order to ensure that something is safe and not dangerous
  • scheme repository — A collection of free Scheme programs.
  • school playground — school's outdoor recreation area
  • secondary process — the conscious mental activity and logical thinking controlled by the ego and influenced by environmental demands.
  • secondary product — a product that is not the main product of an industry; a by-product
  • sensitivity group — a group of persons participating in sensitivity training.
  • sensory paralysis — impairment or loss of sensation in a part or area of the body
  • separation energy — binding energy (def 1).
  • shortcrust pastry — a basic type of pastry that is made with half the quantity of fat to flour, and has a crisp but crumbly texture
  • sodium pyroborate — borax1 .
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