is a specific kind of: academic degree, degree.

is a broader term that covers: DMD, Doctor of Dental Medicine | DDS, Doctor of Dental Surgery | DD, Doctor of Divinity | DEd, Doctor of Education, EdD | Doctor of Medicine, MD | DMus, Doctor of Music, MusD | AMusD, Doctor of Musical Arts | Doctor of Optometry, OD | DO, Doctor of Osteopathy | D.A., Doctor of Arts | Doctor of Philosophy | Doctor of Public Health, DPH | Doctor of Theology, ThD | Doctor of Sacred Theology, STD ... show more.

derivation: doctoral, doctorial.