ocean bottom

Noun

1.

ocean bottom - the bottom of a sea or ocean Synonyms: Davy Jones, Davy Jones's locker, ocean floor, sea bottom, seabed

abyssal zone, bathyal district, bathyal zone, bed, bottom, continental shelf, continental slope, Davy Jones, Davy Jones's locker, neritic zone, ocean floor, sea bottom, seabed, twilight zone