A lengthy, formal treatise, especially one written by a candidate for the doctoral degree at a university; a thesis.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "dissertation" in a sentence
"Everybody Dies puts you in the shoes of a chubby metalhead who has smoked his last smoke, with illustrations by Michael Cho; Nightfall drops you into a mysterious city where everyone's fled before the approaching Enemy; and in Violet your struggle to write your dissertation is aided by the most charming voice-in-your-head character in history."
"Chapter 4 of my dissertation is all about the way in which some Muslims coerce other Muslims into remaining silent in expressing their moderation."
"In the meantime I'm floored by the fact that your dissertation is actually 8 chapters long!"