n.
Pronunciation: ˌ h ī -p ō - ' lim-n ē - ˌ än, -n ē - ə n
Function: noun
Inflected Form: plural -nia \ -n ē - ə \
Etymology: New Latin, from hypo- + Greek limnion, diminutive of limn ē lake ― more at LIMNETIC
Date: 1910
: the part of a lake below the thermocline made up of water that is stagnant and of essentially uniform temperature except during the period of overturn