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

  • 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.
  • pheasant coucal — a brown and black, red-eyed Australian bird, Centropus phasianinus, with a pheasantlike tail.
  • 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.
  • phenomenalistic — the doctrine that phenomena are the only objects of knowledge or the only form of reality.
  • phenylketonuria — an inherited disease due to faulty metabolism of phenylalanine, characterized by phenylketones in the urine and usually first noted by signs of mental retardation in infancy.
  • philanthropical — of, pertaining to, engaged in, or characterized by philanthropy; benevolent: a philanthropic foundation.
  • phonautographic — relating to a phonautograph or a piece of equipment that records sound visually by detecting the sound waves and indicating them on a graph
  • phonemicization — a grouping of phonemes
  • phoneticization — the representation of speech in writing using a system in which individual symbols reflect speech sounds in a regular manner
  • phosphocreatine — a compound, C 4 H 1 0 O 5 N 3 P, found chiefly in muscle, formed by the enzymatic interaction of an organic phosphate and creatine, the breakdown of which provides energy for muscle contraction.
  • phosphorylation — to introduce the phosphoryl group into (an organic compound).
  • photoactivation — the activation or control of a chemical, chemical reaction, or organism by light, as the activation of chlorophyll by sunlight during photosynthesis.
  • photoexcitation — the creation of an increase in energy in atoms, molecules or ions caused by the absorption of a photon
  • photoionization — the phenomenon in which the absorption of electromagnetic radiation by an atom in a gas induces the atom to emit a bound electron and thereby become ionized.
  • photojournalism — journalism in which photography dominates written copy, as in certain magazines.
  • photomechanical — noting or pertaining to any of various processes for printing from plates or surfaces prepared by the aid of photography.
  • phototransistor — a transistor that amplifies current induced by photoconductivity.
  • physicalization — to express in physical terms; give form or shape to: The dancers physicalized the mood of the music.
  • phytopathogenic — of, possessing the properties of, or relating to a phytopathogen
  • pinochet ugarte — Augusto [ou-goos-taw] /aʊˈgus tɔ/ (Show IPA), 1915–2006, Chilean army general and political leader: president 1973–90.
  • pistachio green — a light or medium shade of yellow green.
  • pithecanthropus — a former genus of extinct hominids whose members have now been assigned to the proposed species Homo erectus.
  • plain chocolate — dark eating chocolate
  • plainclothesman — a police officer, especially a detective, who wears ordinary civilian clothes while on duty.
  • plant pathology — the branch of botany dealing with diseases of plants.
  • pneumatotherapy — the use of compressed or rarefied air in treating disease.
  • point-and-shoot — of or denoting a camera that does not require manual adjustment of shutter speed, focus, aperture, etc.
  • polish notation — a logical notation that dispenses with the need for brackets by writing the logical constants as operators preceding their arguments
  • polychlorinated — having multiple chlorine atoms
  • pontine marshes — an area of W Italy, southeast of Rome: formerly malarial swamps, drained in 1932–34 after numerous attempts since 160 bc had failed
  • port washington — a town on NW Long Island, in SE New York.
  • power macintosh — Power Mac
  • probationership — the position of a probationer
  • process heating — Process heating is heating, usually from steam, which is used to increase the temperature in a process vessel.
  • psychohistorian — a person who writes psychohistory
  • pulmobranchiate — possessing a pulmobranch
  • put the make on — to bring into existence by shaping or changing material, combining parts, etc.: to make a dress; to make a channel; to make a work of art.
  • pyrotechnically — in a pyrotechnical manner
  • radio telephone — A radio telephone is a telephone which carries sound by sending radio signals rather than by using wires. Radio telephones are often used in cars.
  • radio-telephone — a telephone in which sound or speech is transmitted by means of radio waves instead of through wires or cables.
  • roentgenography — roentgenogram.
  • scratching post — a block or post of wood, usually covered with carpeting, on which a cat can use its claws.
  • shock probation — the release on probation of a criminal after brief imprisonment
  • shopping basket — a metal or plastic container with one or two handles, used to carry shopping in a shop
  • southern paiute — See under Paiute (def 2).
  • spanish bayonet — any of certain plants belonging to the genus Yucca, of the agave family, having narrow, spine-tipped leaves and a cluster of white flowers.
  • spanish customs — irregular practices among a group of workers to gain increased financial allowances, reduced working hours, etc
  • spanish trefoil — alfalfa.
  • speaking of sth — You can say speaking of something that has just been mentioned as a way of introducing a new topic which has some connection with that thing.
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