euxinia [ yook-sin-ee-uh ]
noun Biology, Environmental Science.
1. 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?
OTHER WORDS FROM EUXINIA
eux·in·ic, adjective
ORIGIN: First recorded in 1950–55; Euxin(e) + -ia
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