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15-letter words containing a, n, t, i, p, o

  • oppositionality — Quality of being oppositional.
  • optical printer — a film printer used in making optical effects, consisting basically of a camera that photographs the image with special lenses to enlarge, reduce, distort, etc., and a projector that transfers the image to the print stock, as distinguished from a contact printer.
  • optical pumping — a method for increasing the number of atoms or molecules occupying higher energy levels by irradiating them with light of the proper frequencies to raise them to those levels.
  • optical scanner — the process of interpreting data in printed, handwritten, bar-code, or other visual form by a device (optical scanner or reader) that scans and identifies the data.
  • optical tooling — the technique of establishing precise reference lines and planes by means of telescopic sights, especially for the purpose of aligning machinery, machine-shop work, etc.
  • oriental carpet — Oriental rug.
  • ornithodelphian — of or relating to mammals of the class Ornithodelphia
  • outdoorsmanship — a person devoted to outdoor sports and recreational activities, as hiking, hunting, fishing, or camping.
  • over-passionate — having, compelled by, or ruled by intense emotion or strong feeling; fervid: a passionate advocate of socialism.
  • over-population — to fill with an excessive number of people, straining available resources and facilities: Expanding industry has overpopulated the western suburbs.
  • overapplication — excessive application
  • overexpectation — excessive expectation
  • overopinionated — too opinionated
  • overpreparation — the act or instance of preparing excessively
  • overspeculation — the contemplation or consideration of some subject: to engage in speculation on humanity's ultimate destiny.
  • painter's colic — Pathology. lead poisoning causing intense intestinal pain.
  • pair production — Physics. the simultaneous creation of a particle and its antiparticle by a nucleus or particle in an excited state, as when a photon is absorbed.
  • palaeoanthropic — relating to palaeoanthropology
  • palaeomagnetism — the study of the fossil magnetism in rocks, used to determine the past configurations of the continents and to investigate the past shape and magnitude of the earth's magnetic field
  • palaeomagnetist — a student of or expert in palaeomagnetism
  • paleolithic man — any of the prehistoric populations of humans, as the Cro-Magnon, living in the late Pliocene and the Pleistocene epochs.
  • panophthalmitis — the inflammation of all eye tissue
  • panoramic sight — an artillery sight that can be rotated horizontally in a full circle.
  • pantopragmatics — universal intervention in the affairs of others
  • paralation lisp — Embeds the paralation model in Common LISP. Available from MIT Press, (800)356-0343.
  • parallel motion — a mechanism arranged so as to impart rectilinear motion to a rod connected to a lever that moves through an arc.
  • parametrization — a parametric representation; the act of representing as or defining parameters
  • parthenogenesis — development of an egg without fertilization.
  • parthenogenetic — development of an egg without fertilization.
  • participational — involving participation
  • partition ratio — A partition ratio is a measurement of the relative degree to which a solute which is going to be separated is distributed between a solvent and sorption medium.
  • past continuous — past progressive.
  • pastoralization — to make pastoral or rural.
  • patagonian hare — a burrowing, gray, long-eared and long-legged cavy of the genus Dolichotis, native to South America.
  • paternity order — a court order which declares a child's paternity
  • patio furniture — furniture in an area adjoining a house, esp one that is paved and used for outdoor activities
  • pattern bombing — aerial bombing in which bombs are dropped on a target in a predetermined pattern.
  • payment holiday — a break taken from paying ( a debt etc) back
  • peak production — the maximum production
  • penetration aid — a device or tactic, as the use of chaff or decoys or the maintaining of a low flight level, that helps an aircraft or missile to enter hostile air space.
  • pentaerythritol — a white, crystalline, water-soluble powder, C 5 H 1 2 O 4 , used chiefly in the manufacture of alkyd resins, varnishes, plasticizers, and explosives.
  • perforating gun — A perforating gun is a device used to make holes in oil and gas wells in preparation for production.
  • performing arts — dance, drama, music
  • period-rotation — a rather large interval of time that is meaningful in the life of a person, in history, etc., because of its particular characteristics: a period of illness; a period of great profitability for a company; a period of social unrest in Germany.
  • personalization — to have marked with one's initials, name, or monogram: to personalize stationery.
  • personification — the attribution of human nature or character to animals, inanimate objects, or abstract notions, especially as a rhetorical figure.
  • peter of amiens — c1050–1115, French monk: preacher of the first Crusade 1095–99.
  • phantom circuit — a circuit derived from two suitably arranged pairs of wires, each pair being a circuit (side circuit) and also acting as one half of an additional derived circuit, the entire system providing the capabilities of three circuits while requiring wires for only two.
  • phenakistoscope — an early form of a zoetrope in which figures are depicted in different poses around the edge of a disc. When the disc is spun, and the figures observed through the apertures around the edge of the disc, they appear to be moving
  • phenolphthalein — a white, crystalline compound, C 2 0 H 1 4 O 4 , used as an indicator in acid-base titration and as a laxative.
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