epilimnion

[ep-uh-lim-nee-on, -uhn]

noun

plural

epilimnia 

1. (in certain lakes) the layer of water above the thermocline.

epilimnion

/ ˌɛpɪˈlɪmnɪən /

noun

1. the upper layer of water in a lake

Other Word Forms

• epilimnetic adjective
• epilimnial adjective

Word History and Origins

Origin of epilimnion¹

1905–10; epi- + Greek límnion small pond, diminutive of límnē pool, lake

Word History and Origins

Origin of epilimnion¹

C20: from _epi- + Greek limnion, diminutive of limnē lake