expanse

expanse is defined in Webster's Unabridged Dictionary (1913) with 2 senses. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.That which is expanded or spread out; a wide extent of space or body; especially, the arch of the sky. "The green expanse." Savage. Lights . . . high in the expanse of heaven. Milton. The smooth expanse of crystal lakes. Pope.
  2. 2.To expand. [Obs.] That lies expansed unto the eyes of all. Sir. T. Browne.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

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