operations overlapping
11railroad — /rayl rohd /, n. 1. a permanent road laid with rails, commonly in one or more pairs of continuous lines forming a track or tracks, on which locomotives and cars are run for the transportation of passengers, freight, and mail. 2. an entire system… …
12logic, history of — Introduction the history of the discipline from its origins among the ancient Greeks to the present time. Origins of logic in the West Precursors of ancient logic There was a medieval tradition according to which the Greek philosopher …
13systems engineering — ☆ systems engineering n. a branch of engineering using esp. information theory, computer science, and facts from systems analysis studies to design integrated operational systems for specific complexes systems engineer n. * * * Technique of using …
14Antarctica — /ant ahrk ti keuh, ahr ti /, n. the continent surrounding the South Pole: almost entirely covered by an ice sheet. ab. 5,000,000 sq. mi. (12,950,000 sq. km). Also called Antarctic Continent. * * * Antarctica Introduction Antarctica Background:… …
15India — /in dee euh/, n. 1. Hindi, Bharat. a republic in S Asia: a union comprising 25 states and 7 union territories; formerly a British colony; gained independence Aug. 15, 1947; became a republic within the Commonwealth of Nations Jan. 26, 1950.… …
16mathematics — /math euh mat iks/, n. 1. (used with a sing. v.) the systematic treatment of magnitude, relationships between figures and forms, and relations between quantities expressed symbolically. 2. (used with a sing. or pl. v.) mathematical procedures,… …
17USS Atule (SS-403) — USS Atule (SS/AGSS 403), a Balao class submarine, was the only ship of the United States Navy to be named for the atule. Her keel was laid down on 25 November 1943 by the Portsmouth Naval Shipyard in Kittery, Maine. Atule was launched on 6 March… …
18Military history of the United States during World War II — American B 17 Flying Fortresses in flight over Europe …
19Wide-field Infrared Survey Explorer — (WISE) WISE prior to its mission into orbit …
20technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …
