OCEANIC ABYSS

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 Dictionary entry overview: What does oceanic abyss mean? 

• OCEANIC ABYSS (noun)
  The noun OCEANIC ABYSS has 1 sense:

1. a long steep-sided depression in the ocean floor

  Familiarity information: OCEANIC ABYSS used as a noun is very rare.

 Dictionary entry details 

• OCEANIC ABYSS (noun)

Sense 1

Meaning:

A long steep-sided depression in the ocean floor

Classified under:

Nouns denoting natural objects (not man-made)

Synonyms:

deep; oceanic abyss; trench

Hypernyms ("oceanic abyss" is a kind of...):

depression; natural depression (a sunken or depressed geological formation)

Instance hyponyms:

Atacama Trench (a depression in the floor of the Pacific Ocean off the coast of Chile)

Bougainville Trench (a depression in the floor of the Pacific Ocean between New Guinea and the Solomon Islands)

Japan Trench (a depression in the floor of the Pacific Ocean to the northeast of Japan that reaches depths of 30,000 feet)

Nares Deep (a depression in the floor of the Atlantic Ocean to the north of Haiti and Puerto Rico)