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ocean

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noun, often attributive \ˈō-shən\

Simple Definition of ocean

  • : the salt water that covers much of the Earth's surface

  • : one of the five large areas of salt water that cover much of the Earth's surface

  • : a very large number or amount of something

Source: Merriam-Webster's Learner's Dictionary

Full Definition of ocean

  1. 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. 2 :  a very large or unlimited space or quantity

Examples of ocean in a sentence

  1. We've sailed across hundreds of miles of ocean.

  2. the Pacific and Indian oceans



Origin and Etymology of ocean

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


First Known Use: 14th century

Other Oceanography Terms

Rhymes with ocean



OCEAN Defined for Kids

ocean

play
noun \ˈō-shən\

Definition of ocean for Students

  1. 1 :  the whole body of salt water that covers nearly three fourths of the earth

  2. 2 :  one of the large bodies of water into which the larger body that covers the earth is divided





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