• synonyms


See more synonyms for sinew on Thesaurus.com
  1. a tendon.
  2. Often sinews. the source of strength, power, or vigor: the sinews of the nation.
  3. strength; power; resilience: a man of great moral sinew.
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verb (used with object)
  1. to furnish with sinews; strengthen, as by sinews.
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Origin of sinew

before 900; Middle English; Old English sinu (nominative), sinuwe (genitive); cognate with Dutch zenuw, German Sehne, Old Norse sin; akin to Sanskrit snāva sinew
Related formssin·ew·less, adjectiveun·sin·ewed, adjectiveun·sin·ew·ing, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for sinewed

bolster, restore, extend, invigorate, establish, support, enlarge, increase, reinforce, sustain, heighten, enhance, toughen, intensify, tone, buttress, rejuvenate, ascend, corroborate, fortify

Examples from the Web for sinewed

Historical Examples of sinewed

  • But the buckskins were sinewed with whalebone and used to desert work.

    Rimrock Trail

    J. Allan Dunn

  • The growl in his deep chest and sinewed throat was that of a wolf.


    George Allan England

  • He showed her his two hands, big and sinewed, capable and strong.

    The Air Trust

    George Allan England

  • Smiler came in, tattered and unkempt as usual, but wiry and sinewed, as anyone could see at a glance.

  • He dreamed of building an airplane with metal, wood and fabric to emulate the sinewed, feathered grace of a soaring gull.

    Test Pilot

    David Goodger (goodger@python.org)

British Dictionary definitions for sinewed


  1. anatomy another name for tendon
  2. (often plural)
    1. a source of strength or power
    2. a literary word for muscle
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Derived Formssinewless, adjective

Word Origin for sinew

Old English sionu; related to Old Norse sin, Old Saxon sinewa, Old High German senawa sinew, Lettish pasainis string
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 sinewed



Old English seonowe, oblique form of nominative sionu "sinew," from Proto-Germanic *senawo (cf. Old Saxon sinewa, Old Norse sina, Old Frisian sine, Middle Dutch senuwe, Dutch zenuw, Old High German senawa, German Sehne), from PIE root *sai- "to tie, bind" (cf. Sanskrit snavah "sinew," Avestan snavar, Irish sin "chain").

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Online Etymology Dictionary, © 2010 Douglas Harper

sinewed in Medicine


  1. A tendon.
  2. Vigorous strength; muscular power.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.