DEEP-SEA Synonyms: 8 Similar and Opposite Words

deep-sea

adjective

ˈdēp-ˈsē

Definition of deep-sea next

as in oceanic

of, relating to, or occurring in the open sea chartered a boat to do some deep-sea fishing

Synonyms & Similar Words

Relevance

Antonyms & Near Antonyms

littoral

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of deep-sea The effect on deep-sea organisms was even more dire. —

Jeffrey Marlow, New Yorker, 5 Apr. 2026 In human brains and lungs; in breast milk and semen; in alpine snow and deep-sea sediment; in corn plants and beer. —

Susanne Rust follow, Los Angeles Times, 5 Apr. 2026 Unlike shallow-water coral reefs, deep-sea coral colonies live in complete darkness. —

K. R. Callaway, Scientific American, 3 Apr. 2026 Drawing on real marine biology for its creature design, the film takes on themes of bravery and connection, with the encounters between its deep-sea characters and the human world driving the narrative. —

Naman Ramachandran, Variety, 2 Apr. 2026 See All Example Sentences for deep-sea

Recent Examples of Synonyms for deep-sea

oceanic

Adjective

That appears to be behaving a bit like an oceanic hot spot, leaving a trail of massive eruptions across the Snake River Plain that terminates at the immense calderas beneath present-day Yellowstone.

— ArsTechnica, ArsTechnica, 10 Apr. 2026
After watching the catch of the day come in, head to the neighboring Umi no Ichi food and shopping hall to grab a bowl of sea-to-table kaisendon—slices of sashimi, jewel-like roe, and other oceanic delights, served atop a bed of rice.

— Zoe Baillargeon, Travel + Leisure, 1 Apr. 2026