Definition of dissertation
: an extended usually written treatment of a subject; specifically : one submitted for a doctorate
dissertationalplay \-ˈtāsh-nəl, -ˈtā-shə-nəl\ adjective
Examples of dissertation in a sentence
He wrote his dissertation on an obscure 16th-century poet.
First Known Use of dissertation
DISSERTATION Defined for English Language Learners
Definition of dissertation for English Language Learners
: a long piece of writing about a particular subject that is done to earn an advanced degree at a university
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