C1adjective2K

Marine

UK /["/məˈriːn/"]/US /["/məˈriːn/"]/

Definition

connected with the sea and the creatures and plants that live there

In simple words: Related to the sea or ocean.

Examples

  • marine life
  • a marine biologist *(= a scientist who studies life in the sea)*

Usage notes

Use 'marine' when discussing ocean life, shipping, or anything related to the sea. Avoid using it in contexts unrelated to water.

Grammar pattern

marine + noun

Memory hint

Think of 'marine' like 'marines' who work with the ocean.

Collocations

  • marine biology
  • marine life
  • marine environment
  • marine ecosystem

Synonyms

  • oceanic
  • naval
  • seafaring
  • aquatic
  • coastal

Antonyms

  • land
  • terrestrial

Common mistakes

  • 'Marine' is often confused with 'maritime' which has a broader scope related to sea trade.
  • Learners may forget to add an appropriate noun after 'marine'.