What does hypolimnion mean?
The lower layer of water in a lake or reservoir, where the temperature is lower and the oxygen level is lower than in the upper layer. It is the deepest layer of water in a body of water.
Example
"The hypolimnion of the lake was so low in oxygen that it was unable to support any aquatic life."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.