a person who has been trained in medical science
medical practitioner
Cases of word usage
1) (an instance of) doing wrong; neglect of duty (especially by a professional person such as a doctor or lawyer) (malpractice)
2) Doctor of Philosophy (PhD)
3) a doctor of medicine and surgery (physician)
4) a doctor pho practises psychotherapy (psychotherapist)
5) a doctor who performs medical operations (surgeon)