root canal


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

I need to have a root canal.

Recent Examples on the Web

For most people, creating a résumé for themselves ranks somewhere just north of a root canal on a list of favorite activities. Amy Lindgren, Twin Cities, "Working Strategies: Five best tips for writing your résumé," 3 Aug. 2019 Bradley’s public persona is as serious as a root canal. Kevin Baxter, Los Angeles Times, "Bob Bradley and Bruce Arena are MLS foes, but always friends," 3 Aug. 2019 The biggest potential harm is that a lion could injure a tooth by running up to the glass, which could require it undergo a root canal and need anesthesia, Hamilton told Janelle Griffith, NBC News, "Video shows little boy unfazed as lion creeps up behind him at New Orleans zoo," 31 July 2019 Records show the root canal appointment was in May 2018. Kristi Belcamino, Twin Cities, "State Trooper jailed; accused of sexually assaulting teen," 10 July 2019 So an acid is going to make that cavity or that hole in the tooth get worse, which leads to needing more root canals and eventually extractions. Kristen Jordan Shamus, Detroit Free Press, "Charcoal toothpaste can remove more than stains from your teeth, dentist warns," 24 June 2019 The alleged fraud scheme included billing $61,700 for 110 root canals to a family of four over a three-month period in 2016. Alex Riggins, San Diego Union-Tribune, "Mira Mesa dentist charged with fraud, billing $592K for 623 unperformed root canals," 10 June 2019 Fresh fillings can help prevent tooth decay and loss — and, down the road, root canals and implants. Abbie Kozolchyk, Good Housekeeping, "Best Tips and Tools to Whiten Your Smile," 7 Jan. 2011 Tip the endodontist both before and after the root canal. Joe Queenan, WSJ, "A Few Rules for a World of Tipping Just About Everyone," 14 Feb. 2019

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.

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First Known Use of root canal

1864, in the meaning defined above

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Statistics for root canal

Last Updated

16 Aug 2019

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Time Traveler for root canal

The first known use of root canal was in 1864

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More Definitions for root canal

root canal


English Language Learners Definition of root canal

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

root canal


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)

Comments on root canal

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a wrong name or inappropriate designation

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