The quality of being negatable.

Capable of being negated.

Of, pertaining to or involving negation; negatory, negative

(US) negativism

(transitive, dated) To negate or cancel out.

simple past tense and past participle of negatize

Third-person singular simple present indicative form of negatize

present participle of negatize

plural of negatism

(logic) The statement that the negation of the negation of A implies A, for any proposition A. Stated symbolically: ¬¬A→A.