Also found in: Thesaurus, Medical, Legal, Acronyms, Encyclopedia, Wikipedia.
Related to root canal: Root canal treatment
1. A pulp-filled channel in a root of a tooth.
2. A treatment in which diseased tissue from this part of the tooth is removed and the resulting cavity is filled with an inert material.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Dentistry) the passage in the root of a tooth through which its nerves and blood vessels enter the pulp cavity
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
1. the root portion of the pulp cavity of a tooth.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Switch to new thesaurus
|Noun||1.||root canal - the passage in the root of a tooth through which its nerve and blood vessels enter the pulp cavity|
passageway, passage - a path or channel or duct through or along which something may pass; "the nasal passages"
pulp cavity - the central cavity of a tooth containing the pulp (including the root canal)
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.