Bathylimnion

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The lowest sublayer within the hypolimnion of a thermally stratified lake, where the sun no longer meaningfully influences water temperature.

Etymology

From bathy- + -limnion.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.