A defense mechanism involving a refusal to accept the truth of a phenomenon or prospect.
A disownment or disavowal
An assertion of untruth.
Refusal to believe that a problem exists.
Refusal to admit responsibility for wrongdoing.
A refusal or failure to provide or grant something that is requested or desired.
Negationism, denialism of historical facts or accepted interpretation.
The negation in logic.
One who denies an assertion in a controversial debate.
Relating to denial in a controversial debate.