- The whole body of salt water which covers more than three fifths of the surface of the globe; -- called also the sea, or great sea."Like the odor of brine from the ocean Comes the thought of other years." [Longfellow.]
- One of the large bodies of water into which the great ocean is regarded as divided, as the Atlantic, Pacific, Indian, Arctic and Antarctic oceans.
- An immense expanse; any vast space or quantity without apparent limits; as, the boundless ocean of eternity; an ocean of affairs. "You're gonna need an ocean Of calamine lotion." [Lieber & Stoller (Poison Ivy: song lyrics, 1994)]
Etymology: F. océan, L. oceanus, Gr. 'wkeano`s ocean, in Homer, the great river supposed to encompass the earth