2. īlĭăcus, a, um, adj. [ileos], relating to the colic: passio, Cael. Aur. Acut. 2, 17, 171; 3, 21, 206: dolor, 3, 20, 195. As subst. plur.: īlĭăci, ōrum, m., sufferers from colic, Cael. Aur. Acut. 3, 17, 173.