hypolimnion
Syllabification: (hy·po·lim·ni·on)
Pronunciation: /ˌhīpəˈlimnēˌän, -nēən/
Definition of hypolimnion
noun ( plural hypolimnionia /-nēə/)
Origin:
early 20th century: from hypo- 'below' + Greek limnion (diminutive of limnē 'lake')