17-letter words containing f, o, r, s, u
- south farmingdale — a town on central Long Island, in SE New York.
- 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.
- 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-jerusalem — meadow salsify.
- 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.
- 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.
- surface condenser — a device condensing steam or vapor by passing it over a cool surface.
- the carboniferous — the Carboniferous period or rock system
- theory of numbers — number theory.
- thermal diffusion — the separation of constituents, often isotopes, of a fluid under the influence of a temperature gradient.
- thiosulfuric acid — an acid, H 2 S 2 O 3 , that may be regarded as sulfuric acid with one oxygen atom replaced by sulfur.
- thuringian forest — a forested mountain region in central Germany: a resort area.
- to feel your oats — to feel exuberant or high-spirited
- to show your face — If you show your face somewhere, you go there and see people, although you are not welcome, are rather unwilling to go, or have not been there for some time.
- transfer function — The transfer function of a circuit is the ratio of the response to the input.
- troilus butterfly — spicebush swallowtail.
- turn of the screw — a short novel (1898) by Henry James.
- twenty four seven — continually; constantly: They're together 24/7.
- twenty-four hours — the time taken by the Earth to make a complete rotation on its axis; a whole day
- twenty-four seven — continually; constantly: They're together 24/7.
- twenty-four-seven — continually; constantly: They're together 24/7.
- unclassified road — a road that has not been given a grade because it is of a basic standard
- uncomfortableness — causing discomfort or distress; painful; irritating.
- under the sign of — during that portion of the year when the sun is passing through and thus subject to the influence of (a specified sign of the zodiac)
- uniformitarianism — supporting, conforming to, or derived from a theory or doctrine about uniformity, especially on the subject of geology.
- unity of interest — the equal interest in property held by joint tenants
- unofficial strike — a strike that is not approved by the strikers' trade union
- unprofessionalism — not professional; not pertaining to or characteristic of a profession.
- year of confusion — (in ancient Rome) the year of 445 days preceding the introduction, in 46 b.c., of the Julian calendar: lengthened to compensate for the cumulative errors of the Roman calendar.