doctor (subs.) Copy link Outline I. One qualified to teach, hence, as title of honourII. A practitioner in medicine • doctor (subs.): I. One qualified to teach, hence, as title of honour: doctor: d. in theology, medicine, philosophy, theologiae, medicinae, philosophiae d., M. L.: to be made a d., in doctorum ordinem ascribi, doctoris nomine insigniri, nomen et dignitatem doctoris adipisci (Kr.): to obtain the degree of d. of law with great honour, magna cum laude gradum doctoris juris adipisci (Wyttenb. in Kr.). II. A practitioner in medicine: mĕdĭcus (f. mĕdĭca, Inscr.): to call in the d., m. adducere ad aliquem, Cic.; arcessere, Pl.