doubt (subs.) Copy link Outline 1. dŭbĭtātio (as a state of the mind)2. (objectively) neut. of dŭbius3. scrūpŭlus (a cause of doubt or hesitation) • doubt (subs.): 1. dŭbĭtātio (as a state of the mind): without any d., sine ulla d., Cic.: d. respecting the arrival of the legions, d. adventus legionum, Caes. Very often better expr. by verb: I have no d., non dubito (quin); there can be no d., dubitari non potest, etc.: v. to doubt. 2. (objectively) neut. of dŭbius: without d., sine dubio, Cic.: there is no d. that, non d. est quin, Ter.: v. doubtful. 3. scrūpŭlus (a cause of doubt or hesitation): some d. was occasioned in men's minds, injectus est hominibus s. [et dubitatio quaedam]. Cic.: V. difficulty (II. 5). Phr.: to keep a thing in d., aliquid in ambiguo servare, Hor.: V. uncertainty.