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symbolic logic

(Encyclopedia)symbolic logic or mathematical logic, formalized system of deductive logic, employing abstract symbols for the various aspects of natural language. Symbolic logic draws on the concepts and techniques ...

semantics

(Encyclopedia)semantics [Gr.,=significant] in general, the study of the relationship between words and meanings. The empirical study of word meanings and sentence meanings in existing languages is a branch of lingu...

Whitman, Walt

(Encyclopedia)Whitman, Walt (Walter Whitman), 1819–92, American poet, b. West Hills, N.Y. Considered by many to be the greatest of all American poets, Walt Whitman celebrated the freedom and dignity of the indivi...

type

(Encyclopedia)type, for printing, was invented in China (c.1040), using woodblocks. Related devices, such as seals and stamps for making impressions in clay, had been used in ancient times in Babylon and elsewhere....

Aleut

(Encyclopedia)Aleut əlo͞otˈ, ălˈēo͞otˌ [key], native inhabitant of the Aleutian Islands and W Alaska. Like the Eskimo, the Aleuts are racially similar to Siberian peoples. Their language is a member of the ...

Cincinnati, Society of the

(Encyclopedia)Cincinnati, Society of the [Lat. pl. of Cincinnatus], organization formed (1783) by officers of the Continental Army just before their disbanding after the American Revolution. The organization, with ...

Everest, Mount

(Encyclopedia)Everest, Mount ĕvˈərĭst, ĕvˈrəst [key], peak, 29,032 ft (8,849 m) high (as officially recognized by China and Nepal; rock height only, 29,016 ft/8,844 m), on the border of Tibet and Nepal, in t...

Grandin, Temple

(Encyclopedia)Grandin, Temple, 1947–, American animal scientist and industrial designer, b. Boston, grad. Franklin Pierce College (B.A., 1970), Arizona State Univ. (M.S., 1975), Univ. of Illinois (Ph.D., 1989). D...

geopolitics

(Encyclopedia)geopolitics, method of political analysis, popular in Central Europe during the first half of the 20th cent., that emphasized the role played by geography in international relations. Geopolitical theo...

operetta

(Encyclopedia)operetta ŏpərĕtˈə [key], type of light opera with a frivolous, sentimental story, often employing parody and satire and containing both spoken dialogue and much light, pleasant music. In the earl...