photic zone


noun Biology.

the upper layer of a body of water delineated by the depth to which enough sunlight can penetrate to permit photosynthesis.

QUIZZES

DISCOVER THE INFLUENCE OF PORTUGUESE ON ENGLISH VIA THIS QUIZ!

We’ve gathered some interesting words donated to English from Portuguese … as well as some that just don’t translate at all. Do you know what they mean?
Question 1 of 11
Which of the following animal names traces its immediate origin to Portuguese?

Origin of photic zone

First recorded in 1970–75

Words nearby photic zone

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021