dis·​ser·​ta·​tion | \ ˌdi-sər-ˈtā-shən How to pronounce dissertation (audio) \

Definition of dissertation

: an extended usually written treatment of a subject specifically : one submitted for a doctorate wrote her dissertation on an obscure 16th-century poet

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Other Words from dissertation

dissertational \ ˌdi-​sər-​ˈtāsh-​nəl How to pronounce dissertational (audio) , -​ˈtā-​shə-​nᵊl \ adjective

Examples of dissertation in a Sentence

He wrote his dissertation on an obscure 16th-century poet.
Recent Examples on the Web Acton’s life and thought formed the topic of her doctoral dissertation in history at the University of Chicago, completed in 1950. Yuval Levin, National Review, "The Historian as Moralist," 31 Dec. 2019 Wang was conducting research on the administrative and cultural history of the late Qajar dynasty in connection with his Ph.D. dissertation, a Princeton University spokesman said in 2017. John Fritze, USA TODAY, "Iran releases American student Xiyue Wang, held for 3 years, in prisoner swap," 7 Dec. 2019 Given a year to write his dissertation, Ferrell finished in eight months and enrolled in a Russian language course to occupy the spare time. James Grant, WSJ, "Robert H. Ferrell, a Historian of Breadth and Clarity," 17 Aug. 2018 Some mathematicians fill the board with equations, a dissertation’s worth of jumps and transitions encoded in one image, as in the geometric musings of Alex Zhongyi Zhang, a doctoral student at Columbia University. Jessica Wynne, New York Times, "Where Theory Meets Chalk, Dust Flies," 23 Sep. 2019 That kind of research is usually reserved for Ph.D. dissertations, the culmination of years of toil and turmoil. Sarah Scoles, Scientific American, "Space Alien Research Could Get Its First Grad Program," 18 Nov. 2019 This monument featured in my own undergraduate dissertation. Caroline Bressey, Quartz Africa, "Britain still fails to acknowledge its legacy of slavery—memorializing its victims would be a start," 26 Oct. 2019 The study The study originated from a dissertation Emer started she while still a doctoral student at the UWM. Talis Shelbourne, Milwaukee Journal Sentinel, "UWM study finds over half of gun violence perpetrators and victims had elevated blood lead levels as children," 19 Oct. 2019 And of course, no discussion of celebrity would be complete without a dissertation on YouTube. Neil Senturia, San Diego Union-Tribune, "Why is being a celebrity such a big business?," 6 Oct. 2019

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

1651, in the meaning defined above

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Time Traveler for dissertation

Time Traveler

The first known use of dissertation was in 1651

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Statistics for dissertation

Last Updated

10 Jan 2020

Cite this Entry

“Dissertation.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/dissertation. Accessed 17 January 2020.

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More Definitions for dissertation


How to pronounce dissertation (audio)

English Language Learners Definition of dissertation

: a long piece of writing about a particular subject that is done to earn an advanced degree at a university

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Comments on dissertation

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


a plan in which a last survivor takes all

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