hypolimnion

Etymology
From, combining form of + , diminutive of.

Noun

 * 1)  The perpetually cold layer of water that lies beneath the thermocline of a thermally stratified lake.

Derived terms

 * hypolimnial
 * hypolimnic
 * hypolimnic

Translations

 * Estonian: alusvesi, hüpolimnion
 * Finnish: alusvesi, hypolimnion
 * French: hypolimnion
 * Swedish: underskikt, hypolimnion

Etymology
(see 🇨🇬).