[ dahy-ver-tik-yuh-luhm ]
/ ˌdaɪ vərˈtɪk yə ləm /
noun, plural di·ver·tic·u·la [dahy-ver-tik-yuh-luh]. /ˌdaɪ vərˈtɪk yə lə/. Anatomy.
a blind, tubular sac or process branching off from a canal or cavity, especially an abnormal, saclike herniation of the mucosal layer through the muscular wall of the colon.
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Origin of diverticulum
1640–50; <Latin, variant of dēverticulum
byway, tributary, means of escape, equivalent to dēverti-
(combining form of dēvertere,
equivalent to dē-de-
to turn) + -culum-cule2
OTHER WORDS FROM diverticulumdi·ver·tic·u·lar, adjective
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for diverticulum
noun plural -la (-lə)
any sac or pouch formed by herniation of the wall of a tubular organ or part, esp the intestines
Derived forms of diverticulumdiverticular, adjective
Word Origin for diverticulum
C16: from New Latin, from Latin dēverticulum by-path, from dēvertere to turn aside, from vertere to turn
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
n. pl. di•ver•tic•u•la (-lə)
A pouch or sac branching out from a hollow organ or structure.
Other words from diverticulumdi′ver•tic′u•lar adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
A pouch or sac branching out from a portion of the gastrointestinal tract, especially the large intestine. A diverticulum can occur as a normal structure, or it can be caused by a hernia.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.