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marine biology

American  
[muh-reen-bahy-ahl-uh-jee] / məˈrin baɪˌɑl ə dʒi /

noun

  1. the branch of biology dealing with organisms that live in the ocean.


marine biology Scientific  
  1. The scientific study of organisms living in or dependent on the oceans.


Other Word Forms

Example Sentences

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

The Italian divers included a marine biology professor with many years of experience, her daughter, two young researchers, and their Maldives-based guide.

From Barron's • May 21, 2026

After graduating with a degree in marine biology from the University of Stirling, he took on a number of diving jobs.

From BBC • Apr. 8, 2026

Mr. Ellis had no formal training in marine biology, conservation, painting or writing.

From New York Times • May 29, 2024

“It’s magical to see a kid embrace their dreams and bring them to fruition. Cal has been infatuated with the natural world and with marine biology since he was very little.”

From Seattle Times • Apr. 15, 2024

The first effort made to free marine biology from these limitations was the use of the dredge, which was built much on the plan of the oyster dredge.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 7 "Drama" to "Dublin" by Various

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