- any of several academic degrees of the highest rank, as the Ph.D. or Ed.D., awarded by universities and some colleges for completing advanced work in graduate school or a professional school.
- an honorary degree conferring the title of doctor upon the recipient, as with the LL.D. degree.
- a degree awarded to a graduate of a school of medicine, dentistry, or veterinary science.
Also called doctorate (for defs 1, 2).
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018