trea·​tise ˈtrē-təs How to pronounce treatise (audio)
 also  -təz
: a systematic exposition or argument in writing including a methodical discussion of the facts and principles involved and conclusions reached
a treatise on higher education
obsolete : account, tale

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Example Sentences

Recent Examples on the Web The 92-page treatise — available at — is to be discussed in detail during a free symposium at San Diego Central Library on Aug. 23. Paul Sisson, San Diego Union-Tribune, 14 Aug. 2022 Though the treatise has not survived, Roman copies of Polykleitos’ sculpture live on. Jane Recker, Smithsonian Magazine, 25 May 2022 The 1644 treatise takes its peculiar name from the Areopagus, a rocky mount just below the Acropolis in Athens. John J. Miller, WSJ, 6 May 2022 The year after that, events in Washington transformed the atlas from an academic treatise to an economic playbook. Wired, 29 July 2022 And in my view, nothing can stall creative momentum like a 340-page treatise about compliance. Ryan Blanch, Forbes, 11 July 2022 An antiquarian named William Camden recorded the existence of the ruins in a 1586 treatise. Jennifer Ouellette, Ars Technica, 15 June 2022 This American Wife, an insane and painfully personal treatise on star worship and the Real Housewives franchise. Juan A. Ramírez, Vogue, 14 June 2022 This tiny New York show reveals Guyton both transcending and perpetuating the legend of Heidelberg, and solidifying 2+2=8 as an artistic treatise. New York Times, 19 May 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'treatise.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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Word History


Middle English tretis, from Anglo-French tretiz, alteration of tretez, traitet, from Medieval Latin tractatus, from Latin tractare to treat, handle

First Known Use

14th century, in the meaning defined at sense 1

Time Traveler
The first known use of treatise was in the 14th century

Dictionary Entries Near treatise

Cite this Entry

“Treatise.” Dictionary, Merriam-Webster, Accessed 1 Oct. 2022.

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Last Updated: 19 Sep 2022

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