me·​so·​pe·​lag·​ic | \ ˌme-zə-pə-ˈla-jik How to pronounce mesopelagic (audio) , ˌmē-, -sə- \

Definition of mesopelagic

: of or relating to oceanic depths from about 600 feet to 3000 feet (200 to 1000 meters)

Examples of mesopelagic in a Sentence

Recent Examples on the Web Turns out that small prey, larger mesopelagic species, and/or species that exhibit diel vertical migration are more important for the cookiecutter sharks studied here. Melissa Cristina Márquez, Forbes, 23 Sep. 2021 Expedition scientists also want to study mesopelagic organisms’ bioluminescent flashing patterns. Larry Greenemeier, Scientific American, 3 Mar. 2014 The North American academic community can only supply about 12 ROVs capable of standing up to the pressure and darkness of the mesopelagic zone. Rachel Brown, National Geographic, 17 Feb. 2017 Earlier this month, an oarfish, a creature usually found in mesopelagic zones 200 to 1,000 feet below sea level, became the subject of fascination after surfacing in Carmen, Agusan Del Norte. Sarah Gibbens, National Geographic, 27 Feb. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mesopelagic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of mesopelagic

1947, in the meaning defined above

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The first known use of mesopelagic was in 1947

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Dictionary Entries Near mesopelagic



mesoperrhenic acid

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Last Updated

2 Oct 2021

Cite this Entry

“Mesopelagic.” Dictionary, Merriam-Webster, Accessed 17 Oct. 2021.

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