dĭaetētĭcus

I. belonging to diet: libri, curatio, Cael. Aur. Tard. 2, 12, 145.—Subst., diaetetici, ōrum, m., physicians who cure by diet (opp. chirurgi), Scrib. Comp. 200 (cf. Cic. Att. 4, 3, 3).