• synonyms


or ar·cu·at·ed

[ahr-kyoo-it, -eyt or ahr-kyoo-ey-tid]
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  1. bent or curved like a bow.
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Origin of arcuate

1620–30; < Latin arcuātus bent like a bow, curved (past participle of arcuāre), equivalent to arcu-, stem of arcus bow + -ātus -ate1
Related formsar·cu·ate·ly, adverbsub·ar·cu·ate, adjectivesub·ar·cu·at·ed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for arcuate

Historical Examples

British Dictionary definitions for arcuate


  1. shaped or bent like an arc or bowarcuate leaves; arcuate fibres of the cerebrum Also: arcuated
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Derived Formsarcuately, adverb

Word Origin

C17: from Latin arcuāre, from arcus arc
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 arcuate


"bent like a bow," 1620s, from Latin arcuatus "bow-like, arched," past participle of arcuare "to bend like a bow," from arcus "bow" (see arc (n.)).

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Online Etymology Dictionary, © 2010 Douglas Harper

arcuate in Medicine


(ärkyōō-ĭt, -āt′)
  1. Formed in the shape of an arc.
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Related formsarcu•ate•ly adv.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.