dissertation — English Dictionary

Noun

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

   Examples

   write a dissertation

   write up a dissertation

   More examples (5)

   hand in a dissertation

   complete a dissertation

   She spent three years writing her doctoral dissertation.

   The student defended his dissertation successfully.

   Her dissertation focused on medieval literature.

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

Noun

1. a treatise advancing a new point of view resulting from research; usually a requirement for an advanced academic degree

   Synonyms

   thesis

   Broader terms

   treatise