ducalis

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

dŭcālis, e, adj. [dux],

of or belonging to a leader or commander (post-class.): tunicae, Valer. Imp. ap. Vop. Aurel. 13.—Adv.: dŭcālĭter , like a leader or general : antecedere, Sid. Ep. 5, 13.— Comp. , Sid. Ep. 8, 6.