Main Entry: ocean

Pronunciation: \ˈō-shən\

Function: noun

Usage: often attributive

Etymology: Middle English occean, from Anglo-French, from Latin oceanus, from Greek Ōkeanos, a river thought of as encircling the earth, ocean

Date: 14th century

1 a : the whole body of salt water that covers nearly three fourths of the surface of the earth b : any of the large bodies of water (as the Atlantic Ocean) into which the great ocean is divided
2 : a very large or unlimited space or quantity