20-letter words containing o, a, r, f, i, s
- small craft advisory — a U.S. National Weather Service advisory of sustained winds, over coastal and inland waters, with speeds of 20–33 knots (23–38 mph, 10–17 m/sec). Regional NWS offices have discretion over the choice of the lower limit.
- snowflake generation — the generation of people who became adults in the 2010s, viewed as being less resilient and more prone to taking offence than previous generations
- snows of kilimanjaro — a short story (1936) by Ernest Hemingway.
- sodium fluoroacetate — a white, amorphous, water-soluble, poisonous powder, C 2 H 2 FO 2 Na, used as a rodenticide.
- software engineering — the process of writing computer programs
- solitary confinement — the confinement of a prisoner in a cell or other place in which he or she is completely isolated from others.
- span of apprehension — the maximum number of objects that can be correctly assessed after a brief presentation
- specific performance — (especially in the sale of land) literal compliance with one's contractual promises pursuant to a judicial mandate.
- spiral of archimedes — a curve that is the locus of a point that moves outward with uniform speed along a vector, beginning at the origin, while the vector rotates about the origin with uniform angular velocity. Equation (in polar coordinates): r = aθ.
- spirits of hartshorn — a colorless, pungent, suffocating, aqueous solution of about 28.5 percent ammonia gas: used chiefly as a detergent, for removing stains and extracting certain vegetable coloring agents, and in the manufacture of ammonium salts.
- square of opposition — a diagrammatic representation of the opposition of categorical propositions.
- the founding fathers — any of the men who were members of the U.S. Constituional Convention of 1787
- the legal profession — the profession of law
- there is no call for — If you say that there is no call for someone to behave in a particular way, you are criticizing their behaviour, usually because you think it is rude.
- theresa of avila, st — Saint. Also, Teresa. Also called Theresa of Avila [ah-vee-lah] /ˈɑ viˌlɑ/ (Show IPA), 1515–82, Spanish Carmelite nun, mystic, and writer.
- third-party software — software created by programmers or publishers independent of the manufacturer of the hardware for which it is intended.
- to burst into flames — If something bursts into flames or bursts into flame, it suddenly starts burning strongly.
- to have it in for sb — If someone has it in for you, they do not like you and they want to make life difficult for you.
- transfer of training — transfer (def 19).
- transformation point — a temperature at which the transformation of one microconstituent to another begins or ends during heating or cooling.
- transformation range — the temperature range within which austenite forms when a ferrous metal is heated, or within which it disappears when the metal is cooled.
- treaty of versailles — the treaty of 1919 imposed upon Germany by the Allies (except for the US and the Soviet Union): the most important of the five peace treaties that concluded World War I
- university of durham — (body, education) A busy research and teaching community in the historic cathedral city of Durham, UK (population 61000). Its work covers key branches of science and technology and traditional areas of scholarship. Durham graduates are in great demand among employers and the University helps to attract investment into the region. It provides training, short courses, and expertise for industry. Through its cultural events, conferences, tourist business and as a major employer, the University contributes in a wide social and economic sense to the community. Founded in 1832, the University developed in Durham and Newcastle until 1963 when the independent University of Newcastle upon Tyne came into being. Durham is a collegiate body, with 14 Colleges or Societies which are a social and domestic focus for students. In 1992, the Universities of Durham and Teesside launched University College, Stockton-on-Tees, which has 190 students in the first year.
- university of hawaii — (body, education) A University spread over 10 campuses on 4 islands throughout the state. See also Aloha, Aloha Net.
- upper yosemite falls — a section of Yosemite Falls in central California, in the Yosemite National Park that is 436 m (1430 ft) high
- warehouse facilities — places for storing goods
- watering of the eyes — the formation of tears in the eyes
- whole-life insurance — a type of insurance with a savings element that is guaranteed to pay out on death provided premiums have been paid as required by the policy
- with a grain of salt — to season with salt.
- woman of easy virtue — a sexually available woman, esp a prostitute