dis·​sec·​tion | \ dī-ˈsek-shən How to pronounce dissection (audio) also di- How to pronounce dissection (audio) , ˈdī-ˌsek- How to pronounce dissection (audio) \

Definition of dissection

1 : the act or process of dissecting : the state of being dissected
2 : an anatomical specimen prepared by dissecting

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Examples of dissection in a Sentence

the book's dissection of the problem of obesity in this country

Recent Examples on the Web

Her steely dissection of former Vice President Joe Biden’s record on bussing policy showed her strength as a former prosecutor. Tim Fernholz, Quartz, "Will Democratic front-runners regret rejecting private insurance?," 28 June 2019 The dissection happens in real time, and the message spreads just as fast, clearly and quickly. Caroline Hallemann, Town & Country, "Elizabeth Holmes's "So Many Thoughts" Instagram Series About the Royal Family Is Becoming a Book," 18 June 2019 What made the first season so good was its precise, pointed dissection of the intimate struggles women go through, and how issues of class, social pressure and guilt can twist them into knots. oregonlive.com, "‘Big Little Lies’ returns: Meryl Streep and a superb cast make Season 2 deliciously watchable," 5 June 2019 Since then, every angle of the cathedral has decorated our pages—shown during its 800th birthday celebration and in detailed dissections of Gothic architecture. Nina Strochlic, National Geographic, "See Notre Dame in 16 vintage photos from our archive," 15 Apr. 2019 In dissections of cat brains, the biologist Colin Blakemore had discovered that the visual cortex develops in stages, tweaking its connections in response to sensory data one layer at a time, starting with the retina. Quanta Magazine, "A Common Logic to Seeing Cats and Cosmos," 4 Dec. 2014 The tour includes dissection rooms and specimen collections. Chris Erskine, latimes.com, "Geek out with your grad at these high-minded museums and events," 30 May 2018 Initially, the flow was weak, and another neurosurgeon, eyeing the monitor, suggested a bit more dissection to loosen the recipient artery. Denise Grady, New York Times, "Brain Surgery in 3-D: Coming Soon to the Operating Theater," 8 Jan. 2018 Jonathan Larson, the composer and playwright of the musical, sadly passed away following an aortic dissection in the early morning on January 25, 1996—the very day Rent was set to open in previews Off-Broadway. Amanda Mitchell, Marie Claire, "'Rent' Composer Jonathan Larson's Legacy Lives On," 25 Jan. 2019

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

1578, in the meaning defined at sense 1

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Statistics for dissection

Last Updated

7 Jul 2019

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Time Traveler for dissection

The first known use of dissection was in 1578

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More Definitions for dissection


dis·​sec·​tion | \ di-ˈsek-shən How to pronounce dissection (audio) \

Kids Definition of dissection

: the act of cutting something or taking something apart for examination


dis·​sec·​tion | \ dis-ˈek-shən; dī-ˈsek- How to pronounce dissection (audio) , ˈdī-ˌ How to pronounce dissection (audio) \

Medical Definition of dissection

1 : the act or process of dissecting or separating: as
a : the surgical removal along natural lines of cleavage of tissues which are or might become diseased
b : the digital separation of tissues (as in heart-valve operations) — compare finger fracture
c : a pathological splitting or separation of tissue — see aortic dissection
2a : something (as a part or the whole of an animal) that has been dissected
b : an anatomical specimen prepared in this way

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Comments on dissection

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