epilimnion

noun epi·lim·ni·on \ ˌe-pə-ˈlim-nē-ˌän , -nē-ən \

Definition of epilimnion

: the water layer overlying the thermocline of a lake

Origin and Etymology of epilimnion

epi- + Greek límnē "standing water, pool, marshy lake" + -ion, noun suffix — more at limnetic
Note: See note at hypolimnion.


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