v. t. 1. To assert the contrary of; to contradict; to deny; -- said of that which has been asserted. [ 1913 Webster ]

2. (Law) To refuse to confirm; to annul, as a judicial decision, by a contrary judgment of a superior tribunal. [ 1913 Webster ]

n. 1. The act of disaffirming; denial; negation. [ 1913 Webster ]

2. (Law) Overthrow or annulment by the decision of a superior tribunal; as, disaffirmance of judgment. [ 1913 Webster ]

n. The act of disaffirming; negation; refutation. [ 1913 Webster ]