0 relating to a doctorate (= the highest degree from a university): --
She is a doctoral student in Applied Linguistics.
a doctoral dissertation
1 relating to the highest-ranking degree given by a university: --
Even her doctoral dissertation was not detailed enough to do full justice to it.
This study was part of a doctoral dissertation.
After recovery, she remained a nun and has become a patient advocate and doctoral candidate in bioethics.
To get a doctor's degree you had subsequently to write a doctoral dissertation, which had to be a printed book.
I had a law degree, and took part in doctoral seminars in sociology, philosophy, and the history of literature.
The chapters are grounded in exhaustive research, in several cases making accessible the findings of unpublished doctoral theses.
In the ensuing decade, he has reworked his doctoral thesis substantially as well as considerably extending its scope.
By now you have had thirteen doctoral students.