expanse

From Latin expansum, from expandō.

• IPA^(key): /ɪkˈspæns/, /ɛkˈspæns/

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• Rhymes: -æns

expanse (plural expanses)

1. A wide stretch, usually of sea, sky, or land.
   • 1922, Michael Arlen, “1/1/3”, in “Piracy”: A Romantic Chronicle of These Days‎:

     That large room had always awed Ivor: even as a child he had never wanted to play in it, for all that it was so limitless, the parquet floor so vast and shiny and unencumbered, the windows so wide and light with the fairy expanse of Kensington Gardens.

2. An amount of spread or stretch.

• expand
• expansion

expānse

1. vocative masculine singular of expānsus