deep-sea

adjective

Of, related to or located in the deeper part of the sea.

“deep-sea fishing”

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Meanings

adjective

alternative deepsea

  1. Of, related to or located in the deeper part of the sea.

    The oarfish is a deep-sea fish.

    1 more example

    At the time, international deep-sea shipping remained a loose cargo operation, although BR did seek to influence conversion to unit loads by providing a containerised short sea shipping service between Harwich and Rotterdam in 1968.

    2020 May 20, Industry Insider, “An online boost for freight”, in Rail, page 68
  2. fishingOf or related to an open sea.

    deep-sea fishing

  3. nauticalOf a port, able to accommodate the largest ships.

    In addition to the long-standing relationship with Felixstowe (GBRf now carries a third of all containerised rail traffic arising from that port), operations have expanded at two other deep-sea ports - Southampton and Thames Gateway.

    2019 November 6, Rail, page 60

Synonyms & antonyms

adjectiveof or taking place in the deeper parts of the sea

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Also see

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

Ancient Greek βρύχιος
  • βρύχιος (brúkhios)of or related to deeper part of sea
Bulgarian дълбоководен
  • дълбоководен (dălbokovoden)of or related to deeper part of sea
Finnish avomeri-, syvänmeren-
  • avomeri-of or related to open sea
  • syvänmeren-of or related to deeper part of sea
Polish głębokomorski, głębokomorski
  • głębokomorskiof or related to open sea
  • głębokomorskiof or related to deeper part of sea
Russian глубоково́дный, глубоково́дный
  • глубоково́дный (glubokovódnyj)of or related to open sea
  • глубоково́дный (glubokovódnyj)of or related to deeper part of sea
Cite this entry
APA

deep-sea. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/deep-sea

MLA

“deep-sea.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/deep-sea. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “deep-sea,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/deep-sea.

Source: deep-sea on Wiktionary, CC BY-SA 4.0.