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17-letter words containing r, s, f

  • south frigid zone — the part of the earth's surface between the Antarctic Circle and the South Pole.
  • south west africa — a former name of Namibia.
  • south-west africa — a former name of Namibia.
  • southern studfish — See under studfish.
  • spatial frequency — the measure of fine detail in an optical image in terms of cycles per millimetre
  • spiritus frumenti — whiskey.
  • sports facilities — places and things for doing sports
  • springfield rifle — a single-shot, breechloading .45-caliber rifle used by the U.S. Army from 1867 to 1893.
  • standard function — a subprogram provided by a translator that carries out a task, for example the computation of a mathematical function, such as sine, square root, etc
  • stannous fluoride — a white, crystalline powder, SnF 2 , slightly soluble in water: used as a source of fluorine in the prevention of dental caries, especially as a toothpaste additive.
  • star of bethlehem — the star that is supposed to have appeared above Bethlehem at the birth of Christ
  • star-of-bethlehem — any of several plants belonging to the genus Ornithogalum, of the lily family, having grasslike leaves and clusters of white flowers.
  • star-of-jerusalem — meadow salsify.
  • stare in the face — to gaze fixedly and intently, especially with the eyes wide open.
  • statue of liberty — a large copper statue, on Liberty Island, in New York harbor, depicting a woman holding a burning torch: designed by F. A. Bartholdi and presented to the U.S. by France; unveiled 1886.
  • statutory offense — a wrong punishable under a statute, rather than at common law.
  • stereospecificity — (of a reaction) producing a simple stereoisomer.
  • stock certificate — a certificate evidencing ownership of one or more shares of stock in a corporation.
  • store and forward — to store (information) in a computer for later forward transmission through a telecommunication network
  • straight arm lift — a wrestling attack, in which a wrestler twists the opponent's arm against the joint and lifts him or her by it, often using the shoulder as a fulcrum
  • strait of otranto — a stretch of water between SE Italy and Albania, connecting the Adriatic Sea with the Ionian Sea; of strategic importance during World War I
  • stratford-on-avon — a town in SW Warwickshire, in central England, on the Avon River: birthplace and burial place of Shakespeare.
  • stratified sample — a sample that is not drawn at random from the whole population, but separately from a number of disjoint strata of the population in order to ensure a more representative sample
  • strike-slip fault — a geological fault on which the movement is along the strike of the fault
  • striped killifish — a killifish, Fundulus majalis, of the Atlantic coast of the U.S., the female of which is marked with black stripes.
  • strut one's stuff — to walk with a vain, pompous bearing, as with head erect and chest thrown out, as if expecting to impress observers.
  • sufficient reason — the principle that nothing happens by pure chance, but that an explanation must always be available
  • sulfonyl chloride — a colorless liquid, SO 2 Cl 2 , having a very pungent odor and corrosive to the skin and mucous membranes: used as a chlorinating or sulfonating agent.
  • sulfurated potash — a yellowish-brown mixture consisting mainly of potassium polysulfides and potassium thiosulfate, used in treating mange.
  • sulphur butterfly — sulfur butterfly.
  • supreme sacrifice — the sacrifice of one's own life: Many made the supreme sacrifice during the war.
  • surface condenser — a device condensing steam or vapor by passing it over a cool surface.
  • surface structure — a structural representation of the final syntactic form of a sentence, as it exists after the transformational component has modified a deep structure. Compare deep structure.
  • surface treatment — A surface treatment is a process applied to the surface of a material to make it better in some way, for example by making it more resistant to corrosion or wear.
  • sword of damocles — Damocles (def 2).
  • take years off sb — If you say that something such as an experience or a way of dressing has taken years off someone, you mean that it has made them look or feel much younger.
  • teaching software — computer software for use in providing online education
  • temple of artemis — the temple at Ephesus dedicated to Artemis.
  • the age of reason — the 18th century in W Europe
  • the bag of tricks — every device; everything
  • the carboniferous — the Carboniferous period or rock system
  • the first line of — If you refer to a method as the first line of, for example, defence or treatment, you mean that it is the first or most important method to be used in dealing with a problem.
  • the perfect tense — the tense of a verb that indicates that the action has been completed
  • the right side of — in favour with
  • theory of numbers — number theory.
  • thermal diffusion — the separation of constituents, often isotopes, of a fluid under the influence of a temperature gradient.
  • think in terms of — If you say that you are thinking in terms of doing a particular thing, you mean that you are considering it.
  • thiosulfuric acid — an acid, H 2 S 2 O 3 , that may be regarded as sulfuric acid with one oxygen atom replaced by sulfur.
  • thistle butterfly — any nymphalid butterfly of the genus Vanessa, as the red admiral or painted lady.
  • thuringian forest — a forested mountain region in central Germany: a resort area.
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