D defs.my
Entry 1 sense Webster, 1913

Disbelief

/dĭsˌ-bĭl-ēf'/ · Dis·be·lief · IPA /dɪsbɪˈliːf/
01 n. The act of disbelieving;; a state of the mind in which one is fully persuaded that an opinion, assertion, or doctrine is not true; refusal …
  1. 1.
    The act of disbelieving;; a state of the mind in which one is fully persuaded that an opinion, assertion, or doctrine is not true; refusal of assent, credit, or credence; denial of belief.
    “Our belief or disbelief of a thing does not alter the nature of the thing.” Tillotson.
    “No sadder proof can be given by a man of his own littleness that disbelief in great men.” Carlyle.