20-letter words containing z, a, n
- postal delivery zone — zone (def 10).
- queen elizabeth land — an area of British Antarctic Territory, situated south of Weddell Sea and between longitudes 20°W and 80°W, stretching from Filchner-Ronne Ice Shelf to the South Pole. Area: 437 000 sq km (169 000 sq miles)
- santa cruz operation — (SCO) A supplier of Unix systems for Intel microprocessors. They supply Xenix and Open Desktop. Founded in 1979, SCO became a public company in May, 1993 and trades on the Nasdaq National Market System under the symbol SCOC. SCO maintains its world headquarters in Santa Cruz, California, USA; a European headquarters in Watford, England; a Government Systems Group in Reston, Virginia; and offices in Asia, Australia, Canada, Latin America, and throughout Europe and the United States. In February 1993, SCO acquired IXI Limited of Cambridge, England, the leading supplier of Unix System windowing software.
- schizoid personality — sb with identity disorder
- second-class citizen — a citizen, especially a member of a minority group, who is denied the social, political, and economic benefits of citizenship.
- south temperate zone — the part of the earth's surface between the tropic of Capricorn and the Antarctic Circle.
- stefan-boltzmann law — the law stating that the total energy radiated from a blackbody is proportional to the fourth power of its absolute temperature.
- synchronized skating — the art or sport of teams of up to twenty skaters holding onto each other and moving in patterns in time to music
- thread language zero — (language) (TL0) The instruction set of the TAM (Threaded Abstract Machine), used to implement Id.
- western civilization — European culture, thought
- zone of accumulation — B horizon.