Definition of hypolimnion in English:

hypolimnion

Syllabification: hy·po·lim·ni·on
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.
    More 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.

Origin

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

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