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17-letter words containing p, o, e, r

  • roseate spoonbill — a tropical New World spoonbill, Ajaia ajaja, having rose-colored plumage and a bare head.
  • round-trip ticket — a ticket entitling a passenger to travel to his or her destination and back again
  • rubber plantation — an estate in a tropical country where rubber trees are grown on a large scale
  • rural development — social or economic activities or initiatives designed to improve the standard of living in areas far away from large towns or cities
  • russell's paradox — a paradox of set theory in which an object is defined in terms of a class of objects that contains the object being defined, resulting in a logical contradiction.
  • sacrifice paddock — a grassed area allowed to be grazed completely, to be cultivated and resown later
  • safety precaution — a precaution that is taken in order to ensure that something is safe and not dangerous
  • saint christopher — Saint, died a.d. c250, Christian martyr.
  • san pedro channel — a strait between the mainland of SW California and Santa Catalina Island. About 20 miles (32 km) wide.
  • scheme repository — A collection of free Scheme programs.
  • schizophrenogenic — causative of schizophrenia.
  • scrophulariaceous — belonging to the Scrophulariaceae, the figwort family of plants.
  • secondary process — the conscious mental activity and logical thinking controlled by the ego and influenced by environmental demands.
  • secondary product — a product that is not the main product of an industry; a by-product
  • self-appreciation — gratitude; thankful recognition: They showed their appreciation by giving him a gold watch.
  • self-presentation — an act of presenting.
  • self-preservation — preservation of oneself from harm or destruction.
  • self-purification — a natural process of purifying, as the ability of a body of water to rid itself of pollutants.
  • self-reproduction — the act or process of reproducing.
  • semi-biographical — of or relating to a person's life: He's gathering biographical data for his book on Milton.
  • semi-professional — actively engaged in some field or sport for pay but on a part-time basis: semiprofessional baseball players.
  • sensitivity group — a group of persons participating in sensitivity training.
  • sensory paralysis — impairment or loss of sensation in a part or area of the body
  • separation center — a place at which military personnel are processed for release from active service.
  • separation energy — binding energy (def 1).
  • set one's cap for — a close-fitting covering for the head, usually of soft supple material and having no visor or brim.
  • sexual dimorphism — the condition in which the males and females in a species are morphologically different, as with many birds.
  • shetland pullover — a thick woollen sweater made from Shetland wool
  • shooting practice — practice in shooting for soldiers or other people who shoot guns
  • shopping precinct — pedestrian area with shops
  • show sb the ropes — If you show someone the ropes, you show them how to do a particular job or task.
  • simple microscope — a microscope having a single lens.
  • sino-japanese war — the war (1894–95) between China and Japan over the control of Korea that resulted in the nominal independence of Korea and the Chinese cession to Japan of Formosa and the Pescadores.
  • six-speed gearbox — a gearbox containing a system of six gears
  • slap on the wrist — a sharp blow or smack, especially with the open hand or with something flat.
  • sleep deprivation — a condition in which you have not had enough sleep
  • sleeper terrorist — a terrorist who is not currently active but assumes a guise in order to be in position, unsuspected, for future terrorist activities
  • sleeping problems — difficulties in getting to sleep or in staying asleep
  • slip-joint pliers — pliers having a sliding joint, permitting the span of the jaws to be adjusted.
  • social enterprise — a business organization that works to benefit society as a whole
  • sodium propionate — a transparent, crystalline, water-soluble powder, C 3 H 5 NaO 2 , used in foodstuffs to prevent mold growth, and in medicine as a fungicide.
  • sodium pyroborate — borax1 .
  • software platform — a major piece of software, as an operating system, an operating environment, or a database, under which various smaller application programs can be designed to run.
  • sound spectrogram — a graphic representation, produced by a sound spectrograph, of the frequency, intensity, duration, and variation with time of the resonance of a sound or series of sounds.
  • southampton water — an inlet of the English Channel in S England
  • southern sporades — a group of Greek islands in the Aegean, including the Dodecanese, lying off the SW coast of Turkey
  • spectroheliograph — an apparatus for making photographs of the sun with a monochromatic light to show the details of the sun's surface and surroundings as they would appear if the sun emitted only that light.
  • spectrohelioscope — a spectroheliograph.
  • spectromicroscope — a microscope with an attached spectroscope.
  • spectrophotometer — an instrument for making photometric comparisons between parts of spectra.
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