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 Its namesake ingredient—mineral-rich deep-sea water sourced near Korea's Dokdo region—is naturally packed with skin-balancing minerals like magnesium and calcium. — Christa Joanna Lee, Allure, 19 June 2026 Among the programs the endowment will serve are youth travel ball grants focused on military children, Padres VIP game day experiences by military members and their families and deep-sea fishing trips for military families. — Kirk Kenney, San Diego Union-Tribune, 26 June 2026 The reversal comes after the agency’s May 21 announcement of its intent to remove hundreds of deep-sea buoys and sensors employed by the $368-million Ocean Observatories Initiative had drawn congressional and international backlash. — Dan Vergano, Scientific American, 18 June 2026 Vessels are pictured off coast of the Khor Fakkan Container Terminal, the only natural deep-sea port in the region and one of the major container ports in Sharjah Emirate, along the Gulf of Oman on June 28, 2026. — Azhar Sukri, CNBC, 4 July 2026 See All Example Sentences for deep-sea

Recent Examples of Synonyms for deep-sea

oceanic

Adjective

Swimming alongside oceanic manta rays and watching dolphins race beside the boat left a lasting impression, but so did the lifestyle itself.

— Jordan Greene, PEOPLE, 22 June 2026
Panthalassa previously conducted oceanic field tests using its Ocean-1, Ocean-2, and Wavehopper designs in 2021 and 2024 to verify the stability of its power generation and navigational software.

— Aman Tripathi, Interesting Engineering, 19 June 2026

Definition of oceanic

Browse Nearby Words

deeps

deep-sea

deep-seated

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“Deep-sea.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/deep-sea. Accessed 7 Jul. 2026.

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Synonyms of deep-sea

adjective

Example Sentences

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