deep sea

noun

Meaning

The lowest layer of the ocean, existing below the photic zone where light is insufficient for photosynthesis.

Examples

Many creatures in the deep sea have evolved bioluminescence to attract prey in the total darkness.
Scientists are still discovering new species living in the extreme conditions of the deep sea.

Synonyms: abyss, ocean floor, pelagic zone

Learn English that separates you from the crowd with Anaversity: private classes, Ani practice, Campus tools, and a public English-learning community.

deep sea

noun

Pronunciation: /diːp siː/

Definition

The lowest layer of the ocean, existing below the photic zone where light is insufficient for photosynthesis.

Examples

Many creatures in the deep sea have evolved bioluminescence to attract prey in the total darkness.
Scientists are still discovering new species living in the extreme conditions of the deep sea.
Exploration of the deep sea remains one of the most challenging frontiers for modern oceanography.

Synonyms of deep sea

Words with a similar meaning to deep sea:

Browse the full Anaversity dictionary