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[adjective sin-yoo-it, -eyt, verb sin-yoo-eyt]
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adjective Also sin·u·at·ed.
  1. bent in and out; winding; sinuous.
  2. Botany. having the margin strongly or distinctly wavy, as a leaf.
verb (used without object), sin·u·at·ed, sin·u·at·ing.
  1. to curve or wind in and out; creep in a winding path: a snake sinuating along the ground.

Origin of sinuate

1680–90; < Latin sinuātus past participle of sinuāre to bend, curve. See sinus, -ate1
Related formssin·u·ate·ly, adverbun·sin·u·ate, adjectiveun·sin·u·ate·ly, adverbun·sin·u·at·ed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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Historical Examples

British Dictionary definitions for sinuate



  1. Also: sinuous (of leaves) having a strongly waved margin
  2. another word for sinuous
Derived Formssinuately, adverb

Word Origin

C17: from Latin sinuātus curved; see sinus, -ate 1
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 sinuate


1680s, from Latin sinuatus, past participle of sinuare (see insinuate).

Online Etymology Dictionary, © 2010 Douglas Harper

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