root canal

root canal definition - medical

root canal

noun
  1. The chamber of the dental pulp lying within the root portion of a tooth. Also called pulp canal.
  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.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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