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15-letter words containing a, p, o, r

  • 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
  • phonocardiogram — the graphic record produced by a phonocardiograph.
  • phonogramically — in a phonogramic manner
  • phosphate group — the group or radical obtained by removal of one or more hydrogen atoms from phosphoric acid.
  • 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.
  • phosphoric acid — any of three acids, orthophosphoric acid, H 3 PO 4 , metaphosphoric acid, HPO 3 , or pyrophosphoric acid, H 4 P 2 O 7 , derived from phosphorus pentoxide, P 2 O 5 , and various amounts of water.
  • phosphorylation — to introduce the phosphoryl group into (an organic compound).
  • phosphorylative — of or relating to phosphorylation
  • photodegradable — (of a substance) capable of being broken down by light.
  • photofluorogram — a recording on photographic film of images produced by a fluoroscopic examination.
  • photoheliograph — an instrument for photographing the sun, consisting of a camera and a specially adapted telescope.
  • photojournalism — journalism in which photography dominates written copy, as in certain magazines.
  • photolithograph — Also, photolithoprint [foh-tuh-lith-uh-print] /ˌfoʊ təˈlɪθ əˌprɪnt/ (Show IPA). a lithograph printed from a stone or the like upon which a picture or design has been formed by photography.
  • photomacrograph — a photograph showing a subject at actual size or somewhat larger.
  • photomicrograph — a photograph taken through a microscope.
  • photorefractive — of or relating to a change in the index of refraction by spatial variations of the light intensity, as in a laser.
  • phototelegraphy — facsimile (def 2a).
  • phototopography — topographical surveying employing photogrammetric methods.
  • phototransistor — a transistor that amplifies current induced by photoconductivity.
  • phototropically — in a phototropic manner
  • phototypography — (formerly) the art or technique of making printing surfaces by light or photography, by any of a large number of processes.
  • photoxylography — the process of using photography in order to produce an image on wood, for the use of a wood engraver
  • phrasemongering — the act of coining memorable phrases
  • phrenologically — in a manner relating to phrenology
  • physical memory — (memory management)   The memory hardware (normally RAM) installed in a computer. The term is only used in contrast to virtual memory.
  • physiotherapist — physical therapy.
  • piano accordion — accordion (def 1).
  • piano reduction — a musical score having the parts condensed or simplified in two staves, to render the music playable on the piano by one person.
  • pictorial janus — K. Kahn, Xerox. Visual extension of Janus. Requires Strand88 and a PostScript interpreter.
  • piece to camera — a TV report in which a reporter is filmed saying something
  • pierrot lunaire — a cycle of 21 songs (1912) for voice and instruments, by Arnold Schönberg, written in Sprechgesang style and set to poems of Albert Giraud in German translation.
  • 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 of sharon — a plain in W Israel, between the Mediterranean and the hills of Samaria, extending from Haifa to Tel Aviv
  • plastic surgeon — doctor who performs cosmetic surgery
  • platform rocker — a rocking chair supported on a stationary base
  • platform scales — a weighing machine which has a platform that you put something on to be weighed
  • platform tennis — a variation of tennis played on a wooden platform enclosed with chicken wire in which the players hit a rubber ball with wooden paddles following the same basic rules as tennis except that only one serve is permitted and balls can be played off the back and side fences.
  • platform ticket — a pass allowing a visitor to enter upon a railroad platform from which those not traveling are ordinarily excluded.
  • play favourites — to display favouritism
  • please yourself — You say 'please yourself' to indicate in a rather rude way that you do not mind or care whether the person you are talking to does a particular thing or not.
  • pleasure-loving — enjoying pleasure
  • plenipotentiary — a person, especially a diplomatic agent, invested with full power or authority to transact business on behalf of another.
  • pleochroic halo — a dark-colored, microscopic ring around a minute radioactive particle in certain mineral crystals, used in estimating the age of the rocks containing these crystals
  • plethysmography — the tracking of changes measured in bodily volume
  • pleuropneumonia — pleurisy conjoined with pneumonia.
  • pneumatotherapy — the use of compressed or rarefied air in treating disease.
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