expanse (n.)

  1. a wide scope; the sweep of the plains

    [ Syn: sweep ]

  2. the extent of a 2-dimensional surface enclosed within a boundary; the area of a rectangle; it was about 500 square feet in area

    [ Syn: area , surface area ]

  3. a wide and open space or area as of surface or land or sky

The dictionary is based on the WordNet Electronic Lexical Database.
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