Skip to Content


Pronunciation: the'sis, -sez


  1. Any theory or hypothesis advanced as a basis for discussion.
  2. A proposition submitted by the candidate for a doctoral degree in some universities, which must be sustained by argument against any objections offered.
  3. An essay on a medical topic prepared by the graduating student.

[G. a placing, a position, thesis]

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.