ab·​la·​tion | \ a-ˈblā-shən How to pronounce ablation (audio) \

Definition of ablation

: the process of ablating: such as
a : surgical removal
b : loss of a part (such as ice from a glacier or the outside of a nose cone) by melting or vaporization

Examples of ablation in a Sentence

Recent Examples on the Web The company also hopes to turn its cardiac ablation technology into a first-line treatment for atrial fibrillation. Jim Spencer, Star Tribune, "Medtronic CEO says hospitals able to handle elective surgeries even with COVID-19 surge," 24 Nov. 2020 The treatment involves a catheter ablation procedure, where a catheter is sent to the heart through a vein in the groin. Sam Blum, Dallas News, "Two broken feet and one burned heart: How SMU RB Tyler Lavine showed up out of nowhere to find a role with Mustangs," 18 Nov. 2020 Fentress underwent cardiac ablation this year on Jan. 23. Laura Ungar, The Enquirer, "He has insurance. But medical bills threatened Taylor Mill man with bankruptcy. Again.," 16 Oct. 2020 Surgical ablation can help, but cauterizing healthy heart cells should be done with caution. Elizabeth Cooney, STAT, "MIT’s Koch Institute wins STAT Madness with technology to see tiny ovarian tumors," 6 Apr. 2020 Again, there was a difference in terms of symptoms: ablation patients were less likely to have recurrent attacks of A-fib and reported a better quality of life. Claudia Wallis, Scientific American, "The Case for Fewer Heart Procedures," 14 Feb. 2020 Niezgoda underwent an ablation procedure on Jan. 30, and his time for return was up to three three weeks. oregonlive, "Portland Timbers kick off preseason tournament with 2-1 win over Vancouver Whitecaps," 17 Feb. 2020 Vein ablation is a procedure to close off a varicose, or enlarged, vein. Fox News, "California doctor found guilty in $12M Medicare scheme; single-use catheters repackaged," 18 Oct. 2019 Translation: after my hellacious biopsy, the abnormal cells had to be removed via cervical ablation, which involves lasering the abnormal cells off of the cervix. Gigi Engle, Glamour, "The Trauma of My Cervical Biopsy," 10 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ablation.' 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 ablation

15th century, in the meaning defined above

History and Etymology for ablation

Middle English ablacioun "removal," borrowed from Late Latin ablātiōn-, ablātiō, from Latin ablā-, suppletive stem of auferre "to carry away, remove" + -tiōn-, tiō, suffix of action nouns — more at ablate

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Time Traveler for ablation

Time Traveler

The first known use of ablation was in the 15th century

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Cite this Entry

“Ablation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ablation. Accessed 8 Mar. 2021.

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More Definitions for ablation


ab·​la·​tion | \ a-ˈblā-shən How to pronounce ablation (audio) \

Medical Definition of ablation

: the process of ablating especially : surgical removal

More from Merriam-Webster on ablation

Nglish: Translation of ablation for Spanish Speakers

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