deep-sea

[ deep-see ]

adjective

1. of, pertaining to, in, or associated with the deeper parts of the sea:

   deep-sea fishing; deep-sea diver.

deep-sea

noun

1. modifier of, found in, or characteristic of the deep parts of the sea

   deep-sea fishing

Word History and Origins

Origin of deep-sea¹

First recorded in 1620–30

Related Words

• aquatic
• coastal
• maritime
• naval
• saltwater
• seagoing