Negative \Neg"a*tive\, v. t. [imp. & p. p. {Negatived}; p. pr. & vb. n. {Negativing}.] 1. To prove unreal or intrue; to disprove. The omission or infrequency of such recitals does not negative the existence of miracles. --Paley. 2. To reject by vote; to refuse to enact or sanction; as, the Senate negatived the bill. 3. To neutralize the force of; to counteract.