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See also: deepsea and deep sea


Alternative forms[edit]



  1. of, related to or located in the deeper part of the sea
  2. (sport fishing) of or related to open sea
    deep-sea fishing
  3. (of a port) able to accommodate the largest ships.
    • 2019 November 6, Rail, page 60:
      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.

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