Definition of ocean in English:

ocean

Line breaks: ocean
Pronunciation: /ˈəʊʃ(ə)n
 
/

noun

1A very large expanse of sea, in particular each of the main areas into which the sea is divided geographically: the Atlantic Ocean
More example sentences
  • At that point, the oceans ceased to be geographical barriers, and like the smaller seas before them opened up into highways.
  • They are found in the tropical and subtropical waters of oceans around the world.
  • This area was one of the most remote and least traveled expanses of the world oceans.
Synonyms
(the) sea
informal the drink
British informal the briny
North American informal salt chuck
literary the deep, the waves, the main, the foam, the profound
New Zealandmoana
1.1 (the ocean) North American The sea: they scramble across the beach to the ocean and plunge into the surf
More example sentences
  • This guy up here is a very close relative of the roly-poly, only it lives in the deep sea along the ocean floor.
  • The pole was anchored solidly to the floor of the ocean and rose about twenty feet into the air.
  • Discarded nets drift through the sea and continue to kill fish on the ocean floor.
1.2 (an ocean of/oceans of) informal A very large expanse or quantity: she had oceans of energy
More example sentences
  • 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.
Synonyms
a lot, a great/large amount, a great/good deal, plenty, quantities, an abundance, a profusion
British informal lashings, a shedload
North American informal gobs
Australian/New Zealand informal a swag
vulgar slang a shitload
North American vulgar slang an assload

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.

Derivatives

oceanward

(also oceanwards) adverb & adjective
More example sentences
  • But it counts, and the flow of our destruction doesn't falter; it flows ever oceanward.
  • Swimming oceanwards from Malta's Inland Sea, I decided to swap masks for a second one I had in my BC pocket.
  • The ‘neck area’ is the last domain oceanward, at the foot of the continental slope.

Definition of ocean in:

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