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16-letter words containing o, r, a, i

  • proenvironmental — the aggregate of surrounding things, conditions, or influences; surroundings; milieu.
  • professionalisms — professional character, spirit, or methods.
  • prognostic chart — a chart showing the predicted state of the atmosphere for a given time in the future.
  • program director — a chief executive responsible for selecting and scheduling programs.
  • programmatically — by using a computer program: You can set the value in each field programmatically with a simple algorithm. The background shapes can be programmatically drawn and animated.
  • programme editor — someone responsible for editing, overseeing and selecting the content of radio or television programmes
  • progressive jazz — an experimental, nonmelodic, and often free-flowing style of modern jazz, especially in the form of highly dissonant, rhythmically complex orchestral arrangements. Compare bop1 , cool jazz, hard bop, modern jazz.
  • project guardian — (project, security)   A project which grew out of the ARPA support for Multics and the sale of Multics systems to the US Air Force. The USAF wanted a system that could be used to handle more than one security classification of data at a time. They contracted with Honeywell and MITRE Corporation to figure out how to do this. Project Guardian led to the creation of the Access Isolation Mechanism, the forerunner of the B2 labeling and star property support in Multics. The DoD Orange Book was influenced by the experience in building secure systems gained in Project Guardian.
  • project planning — project management
  • projection paper — sensitized paper for recording a projected image.
  • projective plane — (mathematics)   The space of equivalence classes of vectors under non-zero scalar multiplication. Elements are sets of the form {kv: k != 0, k scalar, v != O, v a vector} where O is the origin. v is a representative member of this equivalence class. The projective plane of a vector space is the collection of its 1-dimensional subspaces. The properties of the vector space induce a topology and notions of smoothness on the projective plane. A projective plane is in no meaningful sense a plane and would therefore be (but isn't) better described as a "projective space".
  • prolonged-action — sustained-release.
  • promotional code — A promotional code is a code offered by retailers to customers who can use it to receive a discounted price when buying products online.
  • proper adjective — an adjective formed from a proper noun, as American from America.
  • prophylactically — defending or protecting from disease or infection, as a drug.
  • proposal writing — Extension of Fortran for proposal writing.
  • proprietary name — a name of a product or service that is protected by a patent, copyright, or trademark and cannot be used by another party for commercial purposes without permission of the registered owner or licensee.
  • propylthiouracil — a white crystalline compound, C 7 H 1 0 N 2 OS, that interferes with the synthesis of thyroid hormone by the thyroid gland: used in the treatment of hyperthyroidism.
  • prosecution case — the case brought against someone by a legal authority
  • protection ratio — the minimum acceptable ratio between the amplitudes of a wanted radio or television broadcast signal and any interfering signal
  • protestant ethic — work ethic.
  • proto-algonquian — the unattested parent language from which the Algonquian languages are descended.
  • proxima centauri — the nearest star to the sun at a distance of 4.3 light-years, part of the Alpha Centauri triple-star system located in the constellation Centaurus.
  • proxime accessit — the person coming next after the winner in a competitive examination or an academic prize giving; runner-up
  • pseudo-isidorian — of or relating to the collection of documents of the 9th century a.d. that consist chiefly of the Decretals, attributed to Isidore, archbishop of Seville, a.d. 600–36, and that were rejected as spurious in the 15th century.
  • pseudo-patriotic — of, like, suitable for, or characteristic of a patriot.
  • pseudo-realistic — interested in, concerned with, or based on what is real or practical: a realistic estimate of costs; a realistic planner.
  • pseudo-spiritual — of, relating to, or consisting of spirit; incorporeal.
  • pseudohistorical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
  • pseudoperipteral — having a freestanding colonnade at each end, with engaged columns at the sides.
  • psychogeriatrics — the psychology of old age.
  • public relations — (used with a plural verb) the actions of a corporation, store, government, individual, etc., in promoting goodwill between itself and the public, the community, employees, customers, etc.
  • public transport — fare-paying travel
  • pullorum disease — a highly contagious, frequently fatal disease of young poultry caused by the bacterium Salmonella gallinarum (pullorum), transmitted by the infected hen during egg production, and characterized by weakness, loss of appetite, and diarrhea.
  • punctuation mark — any of a group of conventional marks or characters used in punctuation, as the period, comma, semicolon, question mark, or dash.
  • purchasing power — Also called buying power. the ability to purchase goods and services.
  • put one's oar in — to interfere or interrupt
  • pyramidal orchid — a chalk-loving orchid, Anacamptis pyramidalis, bearing a dense cone-shaped spike of purplish-pink flowers with a long curved spur
  • pyroracemic acid — pyruvic acid.
  • pyrovanadic acid — an oxyacid of vanadium, known chiefly in the form of its vanadate salts; Formula: H4V2O7
  • quarter sessions — an English court of general criminal jurisdiction for crimes less than homicide, held quarterly.
  • quasi-commercial — of, relating to, or characteristic of commerce.
  • quasi-compulsory — required; mandatory; obligatory: compulsory education.
  • quasi-democratic — pertaining to or of the nature of democracy or a democracy.
  • quasi-historical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
  • quasi-stationary — a person or thing that is stationary.
  • racial profiling — the use of personal characteristics or behavior patterns to make generalizations about a person, as in gender profiling.
  • rack one's brain — If you rack your brains, you try very hard to think of something.
  • radiation levels — the levels of the emission or transfer of radiant energy or the levels of the particles emitted in the transfer of radiant energy, esp the particles and gamma rays emitted in nuclear decay
  • radio evangelist — a Christian minister who devotes time to preaching on the radio
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