ocean

Etymology

From Middle English *ocean, occean, occian, occyan, from Old French occean (later reborrowed or reinforced by Middle French ocean), from Latin Ōceanus, originally from Ancient Greek Ὠκεανός (Ōkeanós, “Oceanus”, a water deity). Displaced native Old English gārseċġ. Also commonly referred to as the ocean sea, the sea of ocean (compare Latin mare ōceanum; Old French mer oceane, occeanne mer). Compare Saterland Frisian Oceoan (“ocean”), West Frisian oseaan (“ocean”), Dutch oceaan (“ocean”), German Low German Ozeaan (“ocean”), German Ozean (“ocean”), Danish ocean (“ocean”), Swedish ocean (“ocean”), French océan (“ocean”), Italian oceano (“ocean”).

noun

1. (countable) One of the large bodies of water separating the continents.
2. (uncountable) Water belonging to an ocean.
   The island is surrounded by ocean
3. (figurative) An immense expanse; any vast space or quantity without apparent limits.
   the boundless ocean of eternity
   an ocean of difference
4. A blue colour, like that of the ocean (also called ocean blue).
   ocean: