root canal

noun
|Updated on: 19 Jul 2018

Definition of root canal

: the part of the pulp cavity lying in the root of a tooth; also : a dental operation to save a tooth by removing the contents of its root canal and filling the cavity with a protective substance

Examples of root canal in a Sentence

  1. I need to have a root canal.

Recent Examples of root canal from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'root canal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of root canal

1864

in the meaning defined above

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ROOT CANAL Defined for English Language Learners

root canal

Definition of root canal for English Language Learners

  • : a dental procedure to save a tooth by removing the diseased or injured tissue in its root


Medical Dictionary

root canal

noun

medical Definition of root canal

1 : the part of the pulp cavity lying in the root of a tooth called also pulp canal
2 : a dental operation to save a tooth by removing the contents of its root canal and filling the cavity with a protective substance (as gutta-percha)

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