Definition of hypolimnion in English:

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Pronunciation: /ˌhīpəˈlimnēˌän/ /-nēən/

noun (plural hypolimnionia /-nēə/)

The lower layer of water in a stratified lake, typically cooler than the water above and relatively stagnant.
Example sentences
  • MeHg accumulated in the hypolimnion of Lake 240 when oxygen was present.
  • The mean acoustic size of rising bubbles decreased in the hypolimnion but increased in the epilimnion.
  • Both ponds are dystrophic, surrounded by extensive mats of Sphagnum, and stratified in summer with anoxic hypolimnia.


Early 20th century: from hypo- 'below' + Greek limnion (diminutive of limnē 'lake').

Words that rhyme with hypolimnion


For editors and proofreaders

Syllabification: hy·po·lim·ni·on

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