20-letter words containing a, s, t, i, f, u
- peaceful coexistence — competition without war, or a policy of peace between nations of widely differing political systems and ideologies, especially between Communist and non-Communist nations: peaceful coexistence between the U.S. and the Soviet Union.
- prefecture apostolic — a territory in the early stage of missionary development.
- refuse disposal unit — a unit or part of a sink that disposes of waste food, etc, by grinding
- shifting cultivation — a land-use system, esp in tropical Africa, in which a tract of land is cultivated until its fertility diminishes, when it is abandoned until this is restored naturally
- sodium fluoroacetate — a white, amorphous, water-soluble, poisonous powder, C 2 H 2 FO 2 Na, used as a rodenticide.
- sodium metabisulfite — Sodium metabisulfite is a crystalline compound used as an antioxidant.
- soft gelatin capsule — A soft gelatin capsule is a type of capsule that is usually used to contain medicine in the form of liquid or powder, and which dissolves more quickly than a hard gelatin capsule.
- specific conductance — conductivity (def 2).
- specific-conductance — conductivity (def 2).
- square of opposition — a diagrammatic representation of the opposition of categorical propositions.
- staff of aesculapius — a representation of a forked staff with an entwining serpent, used as a symbol of the medical profession and as the insignia of the American Medical Association and other medical organizations. Compare caduceus (def 2).
- surface-active agent — any substance that when dissolved in water or an aqueous solution reduces its surface tension or the interfacial tension between it and another liquid.
- the founding fathers — any of the men who were members of the U.S. Constituional Convention of 1787
- to burst into flames — If something bursts into flames or bursts into flame, it suddenly starts burning strongly.
- treasury certificate — an obligation of the U.S. government represented by certificates in denominations ranging from $1000 to $1,000,000, maturing in one year or less with interest periodically payable by the redemption of coupons.
- uncertificated share — a share of a mutual fund credited to the account of a shareholder without the physical issuance of a certificate evidencing ownership.
- unified screw thread — a screw thread system introduced for defence equipment (1939–44), in which the thread form and pitch were a compromise between British Standard Whitworth and American Standard Sellers: adopted by the International Standards Organization
- universal quantifier — a quantifier indicating that the sentential function within its scope is true for all values of any variable included in the quantifier.
- 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
- woman of easy virtue — a sexually available woman, esp a prostitute