sinew

[ sin-yoo ]
/ ˈsɪn yu /

noun

a tendon.
Often sinews. the source of strength, power, or vigor: the sinews of the nation.
strength; power; resilience: a man of great moral sinew.

verb (used with object)

to furnish with sinews; strengthen, as by sinews.

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 forms

sin·ew·less, adjectiveun·sin·ewed, adjectiveun·sin·ew·ing, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for sinew

British Dictionary definitions for sinew

sinew

/ (ˈsɪnjuː) /

noun

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

Derived Forms

sinewless, 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

Medicine definitions for sinew

sinew

[ sĭnyōō ]

n.

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