D defs.my
Entry 2 senses · 2 variants Webster, 1913

Indubitate

· In·du·bi·tate · IPA /ɪnˈd(j)uːbɪteɪt/
01 a. Not questioned or doubtful; evident; certain.
  1. 1.
    Not questioned or doubtful; evident; certain.[Obs.]
02 v. t. To bring into doubt; to cause to be doubted.
  1. 1.
    To bring into doubt; to cause to be doubted.[Obs.]
    “To conceal, or indubitate, his exigency.” Sir T. Browne.