D defs.my
Entry 3 senses Webster, 1913

Doubtfulness

· Doubt·ful·ness · IPA
01 n. State of being doubtful.
  1. 1.
    State of being doubtful.
  2. 2.
    Uncertainty of meaning; ambiguity; indefiniteness.
  3. 3.
    Uncertainty of event or issue.