• synonyms


[see-wur-th ee]
adjective, sea·wor·thi·er, sea·wor·thi·est. (of a vessel)
  1. constructed, outfitted, manned, and in all respects fitted for a voyage at sea.
  2. safe for a voyage at sea.
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Origin of seaworthy

First recorded in 1800–10; sea + -worthy
Related formssea·wor·thi·ness, nounun·sea·wor·thi·ness, nounun·sea·wor·thy, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for unseaworthiness

Historical Examples

  • Harvey suffered great losses because of the unseaworthiness of the prize ship, and petitioned the King for recompense.

    Virginia Under Charles I And Cromwell, 1625-1660

    Wilcomb E. Washburn

  • Except in the case of distress or unseaworthiness; see below, vol.

  • As soon as the gale off Hatteras came on, she began to show signs of unseaworthiness.

  • Deserting and abandoning her by reason of unseaworthiness or danger of remaining in her, also when grounded and cannot be saved.

    The Sailor's Word-Book

    William Henry Smyth

  • They were passengers in the Government brig, a by-word for unseaworthiness and discomfort.

    The Long White Cloud

    William Pember Reeves

British Dictionary definitions for unseaworthiness


  1. in a fit condition or ready for a sea voyage
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Derived Formsseaworthiness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for unseaworthiness



1807, "in fit condition to encounter heavy weather at sea," from sea + worthy. Related: Seaworthiness. Old English had særof "hardy at sea."

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Online Etymology Dictionary, © 2010 Douglas Harper