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 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 In the new study, Dr. Grün tested samples using a technique called laser ablation mass spectrometry that measures levels of uranium isotopes. Robert Lee Hotz, WSJ, "Fossil Suggests Earliest Known Movement of Humans Out of Africa," 10 July 2019 Over the last five years, Erika survived 70 rounds of chemotherapy to treat colorectal cancer, multiple procedures and a microwave ablation surgery that went terribly wrong and left a fist-sized hole in her liver. Wayne Drash, CNN, "Erika Zak, mom who inspired millions in her fight to get a liver, dies at 39," 23 Aug. 2019 And if you're done with your childbearing years, your doctor may recommend endometrial ablation as a more permanent solution. Sophia Caraballo, Woman's Day, "Here's Why You Might Experience Dizziness During Your Period — and Why You Shouldn't Ignore It," 16 Aug. 2019 According to the Mayo Clinic, an endometrial ablation involves removing the lining of the uterus to reduce or stop the menstrual flow. Sophia Caraballo, Woman's Day, "Here's Why You Might Experience Dizziness During Your Period — and Why You Shouldn't Ignore It," 16 Aug. 2019 Through the small incisions, surgeons can repair and replace heart valves, perform bypass operations, and perform ablation procedures to correct irregular heart rhythms. Trihealth, Cincinnati.com, "Common surgical heart treatments," 13 June 2019 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

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 17 Feb. 2020.

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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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