euxinia

[ yook-sin-ee-uh ]
/ ˌyukˈsɪn i ə /

noun Biology, Environmental Science.

anoxia, or depletion of oxygen, in a body of water, along with a high level of hydrogen sulfide, a condition toxic to aquatic organisms: studied for its effects on Proterozoic oceans, euxinia is relatively uncommon today other than in the Black Sea and in certain swamps and fjords: How is the prospect of increased oceanic euxinia tied to climate change?

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Origin of euxinia

First recorded in 1950–55; Euxin(e) + -ia

OTHER WORDS FROM euxinia

eux·in·ic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020