LATIN DICTIONARYLexicon Latīnum
English → Latin

“dissertation” in Latin

The English word dissertation itself goes back to Latin disserō, through dissertātiō.

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

dissertation
disputatio: dissertatio (the disseration in the abstract, but never of the written or printed work; dissertatio post-classical): liber, libellus (the written or printed work). Sometimes commentatio (Plin.), opusculum.

Quick answer

What is the Latin word for dissertation?
The usual Latin words for “dissertation” are disputātiō, dissertātiō, līber; also libellus, commentātiō, opusculum. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.