Definition of ocean in English:

ocean

noun

  • 1A very large expanse of sea, in particular each of the main areas into which the sea is divided geographically:

    ‘the Atlantic Ocean’
    • ‘Over a strip of the sea, next to the beach, over the ocean, under the blue, big skies, Nana lived.’
    • ‘Right whales in the Pacific and Atlantic oceans were hunted nearly to extinction before coming under international protection in 1949.’
    • ‘Carl was on his cell phone, looking out to the wide open ocean.’
    • ‘Well, the Atlantic ocean is 1700 miles wide at its shortest point.’
    • ‘Mr Hempleman-Adams finally succeeded in crossing the ocean without mishap after two aborted attempts.’
    • ‘We stopped on a cliff overlooking the blue ocean.’
    • ‘I, like many a sailor before me, became overawed by this magnificent bird when sailing the southern oceans.’
    • ‘We are trying to cross the ocean in a cardboard canoe.’
    • ‘They are found in the tropical and subtropical waters of oceans around the world.’
    • ‘Living in the world's warmer oceans, it feeds on plankton and is harmless to humans.’
    • ‘To the north of our house is the ocean, and the lighthouse sits on a cliff above a pretty little inlet beach overlooking the ocean.’
    • ‘They, and others since them, have been willing to cross oceans in search of liberty.’
    • ‘Scientists say some bugs have traveled hundreds of miles across calm tropical oceans.’
    • ‘She noted the large windows around the outer wall which overlooked the vast ocean.’
    • ‘Discover California's beach communities and enjoy lunch in a restaurant overlooking the Pacific ocean.’
    • ‘Lazarus looked out and could see a huge vast ocean in front of him.’
    • ‘Further out, the mighty Atlantic ocean churned dirty grey and cold.’
    • ‘If the world's oceans warm up, it's also possible that the upper atmosphere will also warm up.’
    • ‘At that point, the oceans ceased to be geographical barriers, and like the smaller seas before them opened up into highways.’
    • ‘This area was one of the most remote and least traveled expanses of the world oceans.’
    1. 1.1the oceanNorth American The sea:
      ‘they scramble across the beach to the ocean and plunge into the surf’
      • ‘There we had a room that looked straight onto the beach and the ocean beyond: idyllic.’
      • ‘Mussels, for instance, hold themselves tight to the ocean floor using strong threads.’
      • ‘Striding from the beach and into the ocean, Ikeda paused as waves lapped around his ankles.’
      • ‘The pole was anchored solidly to the floor of the ocean and rose about twenty feet into the air.’
      • ‘Clustered on the ocean floor, they seemed to watch me with an infinite and wary gaze.’
      • ‘The ocean floor isn't the only environment Schilling Robotics is targeting, however.’
      • ‘Discarded nets drift through the sea and continue to kill fish on the ocean floor.’
      • ‘The long grass ripple like the ocean waves under the surprisingly gentle sea breeze.’
      • ‘We sailed to the end of the bay and still could see straight to the ocean floor.’
      • ‘How deep were you when you got out of your vehicle and did a solo walk on the ocean floor?’
      • ‘Usually the organisms just dump the electrons onto iron or sulphate minerals on the ocean floor.’
      • ‘The normal-sense shears are confined to the gabbro block and may represent relict ocean floor faulting.’
      • ‘He looked down and saw the phoenix talisman that he had found on the ocean floor.’
      • ‘This guy up here is a very close relative of the roly-poly, only it lives in the deep sea along the ocean floor.’
      • ‘I stood up, grabbing my jacket as protection against the soft ocean breeze.’
      • ‘This cold water from deep off the ocean floor brings many nutrients to the surface.’
      • ‘She turned fast and broke into a dead sprint across the ocean's surface.’
      • ‘Beneath the waters of the Izu, the ocean floor is a glowing carpet of colour and variety.’
      • ‘The fish dived as one for the ocean floor and capsized the boat.’
      • ‘At the same time, many such shells may dissolve before they even reach the ocean floor.’
    2. 1.2an ocean of/oceans ofinformal A very large expanse or quantity:
      ‘she had oceans of energy’
      • ‘The Holy Qur' an is an ocean of divine knowledge.’
      • ‘This image marks a time in history not only for Yes, but a passage in the oceans of time.’
      a lot, a great amount, a large amount, a good deal, a great deal, plenty, quantities, an abundance, a profusion
      View synonyms

Origin

Middle English: from Old French occean, via Latin from Greek ōkeanos great stream encircling the earth's disc. ‘The ocean’ originally denoted the whole body of water regarded as encompassing the earth's single land mass.

Pronunciation:

ocean

/ˈəʊʃ(ə)n/