Lewis Short
(adjective) : dictātōrĭus, a, um, dictator
* Of or belonging to a dictator; dictatorial: gladius,Cic. Clu. 44, 123: majestas,Liv. 4, 14; 8, 30: fulmen,id. 6, 39: invidia,id. 22, 26; cf. animadversio,Vell. 2, 68 fin.: juvenis,i. e. the son of the dictator,Liv. 7, 4.
Charlton T. Lewis, Charles Short, A Latin Dictionary