diverticulum
[dahy-ver-tik-yuh-luh m]
- 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
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for diverticula
Historical Examples
He regarded them as the cause of the gas bubbles to be found in diverticula.
Handbook of Medical EntomologyWilliam Albert Riley
These cells are diverticula lined by a continuation of the gastric mucous membrane.
The Anatomy of the Human Peritoneum and Abdominal CavityGeorge. S. Huntington
These pouches or diverticula of the intestine form the so-called pyloric cca or appendices of these fish.
The Anatomy of the Human Peritoneum and Abdominal CavityGeorge. S. Huntington
It has commenced to bud off diverticula, which subsequently become the tubules of the Wolffian body (vide fig. 13, wd).
The Works of Francis Maitland Balfour, Volume 1Francis Maitland Balfour
The diverticula from the alimentary cavity form the water-vascular system and the somatic and splanchnic layers of mesoblast.
The Works of Francis Maitland Balfour, Volume 1Francis Maitland Balfour
diverticulum
- any sac or pouch formed by herniation of the wall of a tubular organ or part, esp the intestines
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Word Origin
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
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Word Origin and History for diverticula
diverticulum
n.
"blind tube" (anatomical), 1819, Modern Latin, from Latin deverticulum "a bypath," from devertere "to turn aside" (see divert).
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Online Etymology Dictionary, © 2010 Douglas Harper
diverticulum
(dī′vûr-tĭk′yə-ləm)- A pouch or sac branching out from a hollow organ or structure.
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The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
diverticulum
[dī′vûr-tĭk′yə-ləm]
- 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.
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The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.