DISSERTATION

dissertation, thesis

(noun) a treatise advancing a new point of view resulting from research; usually a requirement for an advanced academic degree

Source: WordNet® 3.1

Etymology

Noun

dissertation (plural dissertations)

A formal exposition of a subject, especially a research paper that students write in order to complete the requirements for a doctoral degree; a thesis.

A lengthy lecture on a subject; a treatise; a discourse; a sermon.

Source: Wiktionary

Dis`ser*ta"tion, n. Etym: [L. dissertatio: cf. F. dissertation.]

Definition: A formal or elaborate argumentative discourse, oral or written; a disquisition; an essay; a discussion; as, Dissertations on the Prophecies.

Source: Webster’s Unabridged Dictionary 1913 Edition