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

  • sable island pony — a variety of wild pony found on Sable Island, Nova Scotia
  • sacrifice paddock — a grassed area allowed to be grazed completely, to be cultivated and resown later
  • san pedro channel — a strait between the mainland of SW California and Santa Catalina Island. About 20 miles (32 km) wide.
  • schmidt telescope — a wide-angle reflecting telescope used primarily for astronomical photography, in which spherical aberration and coma are reduced to a minimum by means of a spherical mirror with a corrector plate near its focus.
  • 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-reproduction — the act or process of reproducing.
  • semisophisticated — somewhat sophisticated.
  • set on a pedestal — an architectural support for a column, statue, vase, or the like.
  • 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
  • shetland sheepdog — one of a breed of small sheepdogs resembling a miniature collie, raised originally in the Shetland Islands.
  • shuttle diplomacy — diplomatic negotiations carried out by a mediator who travels back and forth between the negotiating parties.
  • six-speed gearbox — a gearbox containing a system of six gears
  • sleep deprivation — a condition in which you have not had enough sleep
  • 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 .
  • 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.
  • southern sporades — a group of Greek islands in the Aegean, including the Dodecanese, lying off the SW coast of Turkey
  • special education — education that is modified or particularized for those with singular needs, as disabled or maladjusted people, slow learners, or gifted children.
  • spectroradiometer — an instrument for determining the radiant-energy distribution in a spectrum, combining the functions of a spectroscope with those of a radiometer.
  • spectrum disorder — any of a group of disorders each having symptoms that occur on a continuum and certain features that are shared along its spectrum but that manifest in markedly different forms and degrees. See also autism spectrum disorder.
  • speed restriction — the maximum speed allowed for road vehicles, trains, or other vehicles
  • spiny-headed worm — any of a small group of endoparasites of the phylum Acanthocephala, as larvae parasitic in insects and crustaceans and as adults in various vertebrates.
  • split keyboarding — the act or practice of editing data from one terminal on another terminal
  • split one's sides — to laugh very heartily
  • spondylolisthesis — the forward displacement of a vertebra.
  • spotted sandpiper — a North American sandpiper, Actitis macularia, that has brownish-gray upper parts and white underparts, and is spotted with black in the summer.
  • spread your wings — if you spread your wings, you do something new and rather difficult or move to a new place, because you feel more confident in your abilities than you used to and you want to gain wider experience
  • stand-up comedian — performer: tells jokes
  • sulfurated potash — a yellowish-brown mixture consisting mainly of potassium polysulfides and potassium thiosulfate, used in treating mange.
  • superaerodynamics — the branch of aerodynamics that deals with gases at very low densities.
  • superconductivity — the phenomenon of almost perfect conductivity shown by certain substances at temperatures approaching absolute zero. The recent discovery of materials that are superconductive at temperatures hundreds of degrees above absolute zero raises the possibility of revolutionary developments in the production and transmission of electrical energy.
  • supervision order — an order by a juvenile court requiring a named probation officer or local-authority social worker to advise, assist, and befriend a child or young person who is the subject of care proceedings, over a period of up to three years
  • supervisory board — a board of management of which nonmanagerial workers are members, having supervisory powers over some aspects of management decision-making
  • supreme commander — the military officer commanding all allied forces in a theater of war.
  • suspension bridge — a bridge having a deck suspended from cables anchored at their extremities and usually raised on towers.
  • synchronous speed — the speed at which an alternating-current machine must operate to generate electromotive force at a given frequency.
  • take in good part — to respond to (teasing) with good humour
  • take second place — If one thing takes second place to another, it is considered to be less important and is given less attention than the other thing.
  • telescopic damper — a device with telescopic parts that reduce vibration in a motor vehicle
  • temporomandibular — of, relating to, or situated near the hinge joint formed by the lower jaw and the temporal bone of the skull.
  • the depths of sth — the deepest, most intense, or most severe part
  • the lord's prayer — the, the prayer given by Jesus to His disciples, and beginning with the words Our Father. Matt. 6:9–13; Luke 11:2–4.
  • the penny dropped — If you say the penny dropped, you mean that someone suddenly understood or realized something.
  • the tabloid press — (considered as a whole) newspapers with pages about 30 cm (12 inches) by 40 cm (16 inches), usually characterized by an emphasis on photographs and a concise and often sensational style
  • the underemployed — underemployed people
  • thermoperiodicity — the effect on an organism of rhythmic fluctuations in temperature.
  • thiopental sodium — a barbiturate, C 11 H 18 N 2 NaO 2 S, used as an anesthetic in surgery and, in psychiatry, for narcoanalysis and to stimulate recall of past events.
  • thompson seedless — a yellow, seedless variety of grape used in producing raisins.
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