Pronunciation: /məˈrin/
noun a member of the marine corps
A1 I saw a marine at the aquarium.
A2 The marine biologist studied sea creatures.
B1 The marine life in the coral reef is diverse.
B2 The marine expedition discovered a new species of fish.
C1 The marine conservation efforts have helped protect endangered species.
C2 The marine ecosystem is complex and interconnected.
adjective of, found in, or produced by the sea