The act of denying; assertion of the nonreality or untruthfulness of anything; declaration that something is not, or has not been, or will not be; denial; -- the opposite of affirmation.

Description or definition by denial, exclusion, or exception; statement of what a thing is not, or has not, from which may be inferred what it is or has.

a negative statement; a statement that is a refusal or denial of some other statement

A denial; the opposite of affirmation e.g. Nick did not sell his designs.

A denial; the opposite of affirmation Mark did not sell his store.