DEEP-SEA Synonyms: 8 Similar and Opposite Words

deep-sea

adjective

ˈdēp-ˈsē

Definition of deep-sea

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 His deep-sea fishing charter had client Walter Chapman on board Wednesday. — Juli McDonald, CBS News, 25 Aug. 2026 Iridescent flashes and gold gemstones emulate deep-sea treasures. — Ariel Wodarcyk, InStyle, 22 Aug. 2026 At these deep-sea mineral formations, a rich chemical brew, warmed by volcanic activity, spills out over the ocean floor. — Philip Ball, Scientific American, 20 Aug. 2026 The buoyant 808s ping-pong back and forth, sounding like an aquatic marching band ushering in a deep-sea championship team. — Jeff Ihaza, Rolling Stone, 19 Aug. 2026 See All Example Sentences for deep-sea

Recent Examples of Synonyms for deep-sea

oceanic

Adjective

El Niño is like dropping a rock in a pond, says Daniel Vimont, professor of atmospheric and oceanic sciences at the University of Wisconsin-Madison.

— Lauren Sommer, NPR, 5 Oct. 2026
Located within an uplifted section of oceanic crust known as an ophiolite, the Bulqizë reservoir generates its own continuous supply of clean energy.

— Mrigakshi Dixit, Interesting Engineering, 29 Sep. 2026

Definition of oceanic

Browse Nearby Words

deeps

deep-sea

deep-seated

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Style

“Deep-sea.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/deep-sea. Accessed 10 Oct. 2026.

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Synonyms of deep-sea

adjective

Example Sentences

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