eu·​pho·​tic yü-ˈfō-tik How to pronounce euphotic (audio)
: of, relating to, or constituting the upper layers of a body of water into which sufficient light penetrates to permit growth of green plants

Word History


International Scientific Vocabulary

First Known Use

1909, in the meaning defined above

Time Traveler
The first known use of euphotic was in 1909

Dictionary Entries Near euphotic

Cite this Entry

“Euphotic.” Dictionary, Merriam-Webster, Accessed 27 May. 2024.

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