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hypolimnion definition

☆ hypo·lim·nion (-lim′nē än′, -ən)

noun

an unfrozen lake's cold, lowermost, stagnant layer of oxygen-poor water that is below the thermocline

Etymology: ModL < hypo- + Gr limnion, dim. of limnē, a pool of standing water

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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