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

Estrada, who had an ablation procedure to try to alleviate back discomfort April 23, threw 24 pitches Saturday. Susan Slusser, SFChronicle.com, "A’s need starters just as Marco Estrada begins working way back," 22 June 2019 The mapping helps with ablation, a procedure that destroys abnormal heart tissue that causes arrhythmia, or irregular heartbeats. San Diego Union-Tribune, "Cardiac device maker gets $170 million financing," 20 June 2019 Francona had a cardiac ablation procedure last July 7 at Cleveland Clinic. Terry Pluto, cleveland.com, "Cleveland Indians manager Terry Francona has me ready for season -- Terry Pluto," 20 Jan. 2018 Tamra shared the news with her followers on Instagram, posting a photo of the couple holding hands before Eddie, 45, went in for his second ablation — a non-surgical procedure to remove scar tissue inside the heart. Alexia Fernandez, PEOPLE.com, "Tamra Judge Celebrates 5 Years of Marriage to Husband Eddie After His Hospitalization This Week," 15 June 2018 The study found some benefits for ablation on measures such as reducing the risk of recurrence of atrial fibrillation. Peter Loftus, WSJ, "Heart Device Procedure Is No Better Than Drug Therapy for Irregular Heartbeat: Study," 10 May 2018 And some 300 patients who started the trial on drug therapy subsequently switched over to ablation. Peter Loftus, WSJ, "Heart Device Procedure Is No Better Than Drug Therapy for Irregular Heartbeat: Study," 10 May 2018 During ablation surgery, a doctor snakes a catheter into the heart to intentionally scar these hyperactive hot spots. Jacqueline Detwiler, Popular Mechanics, "This Pro Skydiver Was Invincible—Until his Heart Stopped Beating Regularly," 22 June 2018 Today, doctors are using advanced techniques to perform neurosurgeries, including the awake craniotomy, laser ablation and biomarkers to light up the tumor. Nancy Dahlberg, miamiherald, "Brain cancer treatments showing promise with targeted therapies. 'Very exciting stuff.' | Miami Herald," 25 May 2018

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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Statistics for ablation

Last Updated

1 Jul 2019

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

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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

Comments on ablation

What made you want to look up ablation? Please tell us where you read or heard it (including the quote, if possible).


a haphazard or makeshift solution

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