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marine life is not in our dictionary (yet). Here's what it could mean:

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Results generated using artificial intelligence.

noun

  • The collective plants, animals, and other organisms that live in the saltwater of seas or oceans.

Example Sentences

Examples are provided to illustrate usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The sailors and pearl divers of the Indian Ocean had intimate understandings of shallow reefs—“vernacular knowledge”—that often aided British endeavors to draw maps and document marine life.

From The Wall Street Journal Aug. 6, 2026

Critics fear deep-sea mining will cause irreversible damage, smothering marine life in plumes of waste and disrupting oceanic migrations with the thrum of heavy machinery.

From Barron's Aug. 6, 2026

Thesaurus

Possible Synonyms

  • aquatic fauna and flora
  • ocean life
  • denizens of the deep
  • marine organisms
  • sea life

Possible Antonyms

  • continental fauna
  • terrestrial life
  • land animals
  • land dwellers
  • surface creatures

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