CEFR C1
abyssal
adjective
Meaning
Relating to or denoting the deep-sea zone that lies between 4,000 and 6,000 meters below the surface, characterized by extreme cold, immense pressure, and total darkness.
Examples
- The abyssal zone is home to unique and often bizarre-looking creatures.
- Scientists are still discovering new species in the abyssal depths.
Synonyms: deep, profound, bottomless, hadal