resection

noun

re·​sec·​tion ri-ˈsek-shən How to pronounce resection (audio)
: the surgical removal of part of an organ or structure

Examples of resection in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
His mother, Amie Walden, shared that the hospital had to conduct a 3-inch bowel resection to remove part of his bowel, leaving a 6-inch incision on his abdomen. — Chiara Kim, PEOPLE, 1 July 2026 This dictated the type of lung resection required. — Melinda Moore, Chicago Tribune, 8 Apr. 2026 While surgical resection remains the mainstay of therapy for GBM, tumor recurrence rates remain high. — Nina Shapiro, Forbes.com, 1 Apr. 2026 She had been diagnosed with a thalamic glioblastoma, and DiLuna had referred the family to Mark Souweidane, MD, at Weill Cornell Medicine, who conducted a near-total resection of the tumor in January. — Isabella Backman, Hartford Courant, 27 Jan. 2026 See All Example Sentences for resection

Word History

First Known Use

1646, in the meaning defined above

Time Traveler
The first known use of resection was in 1646

Rhymes for resection

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Browse Nearby Words

resectability
resection
resectional
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Cite this Entry

“Resection.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/resection. Accessed 12 Jul. 2026.

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Medical Definition

resection

noun
re·​sec·​tion ri-ˈsek-shən How to pronounce resection (audio)
: the surgical removal of part of an organ or structure
pancreatic resection
resection of the lower bowel
resection of a tumor
see abdominoperineal resection, mikulicz resection, segmental resection, wedge resection
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