A clown who visits hospitals in half-clown and half-doctor garb to entertain young patients.

(transitive) To falsify, or modify something, so that it appears to be better than it is.

A farmer or rural resident with basic medical training who worked as a doctor in rural areas of the People's Republic of China from the mid-1960s until the 1980s, generally under a government-sponsored program.

A terminal research degree and one of the highest doctorates awarded by a university.

(medicine, archaic) A physician who treats diseases with water; a hydropathist. / (medicine, archaic) One who claims to be able to divine diseases by inspection of the urine.

One who practices voodoo.

A professional doctorate in law, and in some countries, a first professional graduate degree.

(chiefly US) An optometrist or ophthalmologist.

A practitioner of family medicine.

simple past tense and past participle of spin doctor