17-letter words containing i, n, c, o, r
- polyacrylonitrile — a polymer of acrylonitrile used in the manufacture of Orlon and other synthetic textiles.
- polystyrene chips — small pieces of polystyrene used for insulating or packing
- positive electron — positron.
- post-resurrection — the act of rising from the dead.
- prairie provinces — the Canadian provinces of Manitoba, Saskatchewan, and Alberta, which lie in the N Great Plains region of North America: the chief wheat and petroleum producing area of Canada
- pre-communication — the act or process of communicating; fact of being communicated.
- pre-concentration — the act of concentrating; the state of being concentrated.
- pre-configuration — the relative disposition or arrangement of the parts or elements of a thing.
- pre-incorporation — the act of incorporating or the state of being incorporated.
- pre-modifications — an act or instance of modifying.
- pre-qualification — a quality, accomplishment, etc., that fits a person for some function, office, or the like.
- pre-technological — of or relating to technology; relating to science and industry.
- precision bombing — aerial bombing in which bombs are dropped, as accurately as possible, on a specific, usually small, target.
- precision casting — investment casting.
- 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.
- prescription drug — medication available only on doctor's instruction
- presentation copy — a copy of a book given by the publisher or author
- presiding officer — the person who presides over the Scottish Parliament or Welsh Assembly
- press association — an organization formed for the purpose of gathering news for transmittal to its members. Compare news agency.
- 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
- pro forma invoice — an invoice issued before an order is placed or before the goods are delivered giving all the details and the cost of the goods
- probation officer — an officer who investigates and reports on the conduct of offenders who are free on probation.
- 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
- proficiency badge — an insignia or device granted by the Girl Scouts and worn especially on a uniform to indicate special achievement.
- profile component — attainment targets in different subjects brought together for the general assessment of a pupil
- propanedioic acid — a colourless crystalline compound occurring in sugar beet. Formula: C3H4O4,CH2(COOH)2
- propelling pencil — a pencil consisting of a metal or plastic case containing a replaceable lead. As the point is worn away the lead can be extended, usually by turning part of the case
- 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
- prothoracic gland — either of a pair of endocrine glands in the anterior thorax of some insects, functioning to promote the series of molts from hatching to adulthood.
- proton microscope — a powerful type of microscope that uses a beam of protons, giving high resolution and sharp contrast
- provincial police — (in Canada) the police force of a province, esp Ontario or Quebec
- provincialization — to make provincial in character.
- put into practice — If you put a belief or method into practice, you behave or act in accordance with it.
- 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.
- 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
- rack one's brains — to strain in mental effort, esp to remember something or to find the solution to a problem
- radioluminescence — luminescence induced by nuclear radiation.
- railroad crossing — place for vehicles to cross train tracks
- rainbow coalition — a political grouping together by several minority parties
- rational function — a function that can be written as the quotient of two polynomials with integral coefficients.
- receding forehead — a forehead which slopes backwards
- 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.