[uhng-kuh s]
noun, plural un·ci [uhn-sahy] /ˈʌn saɪ/. Anatomy.
  1. any hook-shaped or curved part of a body process, especially the hippocampal gyrus in the temporal lobe of the brain.

Origin of uncus

1820–30; < New Latin, Latin: literally, hook
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for unci

Historical Examples of unci

  • The unci are furnished with finger-like processes of teeth, which vary in number.

    Marvels of Pond-life

    Henry J. Slack

British Dictionary definitions for unci


noun plural unci (ˈʌnsaɪ)
  1. zoology anatomy a hooked part or process, as in the human cerebrum

Word Origin for uncus

C19: from Latin: hook
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

unci in Medicine


n. pl. un•ci (ŭn)
  1. A hook-shaped part or process.
  2. The anterior hooked extremity of the parahippocampal gyrus on the basomedial surface of the temporal lobe.uncinate gyrus
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.