I.one who incites or instigates, an inciter, instigator (rare but class.; cf.: “auctor, hortator, monitor): quamvis non fueris suasor et impulsor profectionis meae, approbator certe fuisti,” Cic. Att. 16, 7, 2: “se auctores et impulsores et socios habuisse sceleris illius eos viros, quibus, etc.,” id. Vatin. 10, 24; id. Prov. Cons. 8, 18; cf.: “me impulsore,” Ter. Ad. 4, 2, 21; id. Eun. 5, 6, 18: “pravi,” Tac. H. 4, 68.
impulsor (inp- ), ōris, m. impello,