root canal

noun

: 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 In an attempt to distract Stone during the root canal, her dentist talked all about her work in prisons. Vulture, 11 Nov. 2023 One person is in charge of a root canal, someone else is setting the broken foot, another person is working on a displaced shoulder, and still another is getting rid of a gallstone. Rodger Dean Duncan, Forbes, 28 Nov. 2023 That might mean fewer expensive root canals or implants later, but skeptics also worry that more aggressive treatments will increase patients’ bills without a clear clinical benefit. Scott Lafee, San Diego Union-Tribune, 21 Nov. 2023 The Casino star recalled experiencing a seizure after getting anesthetized for a root canal. Erin Clack, Peoplemag, 12 Nov. 2023 On the flip side, a dentist who keeps pressuring you into unnecessary procedures or leaves you in the dark about how painful a root canal actually is can be enough to scare you off for good. Jenna Ryu, SELF, 19 Sep. 2023 Treatment can range from draining the abscess to a root canal to having the affected tooth pulled. Lisa Mulcahy, Men's Health, 29 Aug. 2023 Across the nation, Americans fell into addiction as drugs such as OxyContin were dished out generously for bad shoulders, root canals and migraines. Claire Ballor, Dallas News, 2 Sep. 2023 Jump to: Define the Scope of Your Renovation Reach Out to Contracting Firms Do Your Research Ask for Bids Verify Insurance Coverage and Licenses Renovating one’s home can have all the excitement and razzle-dazzle of a root canal. ELLE Decor, 30 Aug. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'root canal.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1864, in the meaning defined above

Time Traveler
The first known use of root canal was in 1864

Dictionary Entries Near root canal

Cite this Entry

“Root canal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/root%20canal. Accessed 16 Apr. 2024.

Kids Definition

root canal

noun
: the space in the root of a tooth that contains soft sensitive tissue
also : a dental procedure to save a tooth by removing this tissue when diseased or injured and filling the space with a protective material

Medical Definition

root canal

noun
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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