- 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
The unci are furnished with finger-like processes of teeth, which vary in number.Marvels of Pond-life
Henry J. Slack
- zoology anatomy a hooked part or process, as in the human cerebrum
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
persistent truncus arteriosus
- A congenital cardiovascular deformity resulting from the failure of the septum between the aorta and pulmonary trunk to develop and characterized by a common arterial trunk opening out of both ventricles with the pulmonary arteries branching from the ascending common trunk.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.