What is "indubitate"

Indubitate \In*du"bi*tate\, a. [L. indubitatus; pref. in- not + dubitatus, p. p. of dubitare to doubt.] Not questioned or doubtful; evident; certain. [Obs.]
--Bacon.

Indubitate \In*du"bi*tate\, v. t. [L. indubitatus, p. p. of indubitare; pref. in- in + dubitare to doubt.] To bring into doubt; to cause to be doubted. [Obs.]

To conceal, or indubitate, his exigency.
--Sir T. Browne.

1. Not questioned or doubtful; evident; certain. v

2. (context obsolete English) To bring into doubt; to cause to be doubted.