noun ·Uncommon ·Advanced level

Definitions

Noun

1. 1
   The flora and fauna at the bottom of a body of water.
2. 2
   organisms (plants and animals) that live at or near the bottom of a sea, lake, river or stream wordnet
3. 3
   a region including the bottom of the sea and the littoral zones wordnet

Synonyms

All synonyms

abyssabyssal zonealevinbassaliabathyal zonebenthic division

Etymology

From Ancient Greek βένθος (bénthos, “the depths”).

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