altitude (n.)

  1. elevation especially above sea level or above the earths surface; the altitude gave her a headache

    [ Syn: height ]

  2. the perpendicular distance from the base of a geometric figure to the opposite vertex (or side if parallel)

  3. angular distance above the horizon (especially of a celestial object)

    [ Syn: elevation , el , alt ]

The dictionary is based on the WordNet Electronic Lexical Database.
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