a. [ L. indubitatus; pref. in- not + dubitatus, p. p. of dubitare to doubt. ] Not questioned or doubtful; evident; certain. [ Obs. ] Bacon. [ 1913 Webster ]
v. t. [ L. indubitatus, p. p. of indubitare; pref. in- in + dubitare to doubt. ] To bring into doubt; to cause to be doubted. [ Obs. ] [ 1913 Webster ]
To conceal, or indubitate, his exigency. Sir T. Browne. [ 1913 Webster ]