root canal


noun Dentistry.

Also called pulp canal. the root portion of the pulp cavity.

Origin of root canal

First recorded in 1890–95
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for root canal

root canal


noun

the passage in the root of a tooth through which its nerves and blood vessels enter the pulp cavity
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

Medicine definitions for root canal

root canal


n.

The chamber of the dental pulp lying within the root portion of a tooth.pulp canal
A treatment in which diseased tissue from this part of the tooth is removed and the resulting cavity is filled with an inert material.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.