Dĭs'af-fĩrm', v. t.
(18), v. t. [imp. & p. p. DISAFFIRMED; p. pr. & vb. n. DISAFFIRMING.] [Prefix dis and affirm, q. v.]
Sense 1. To assert the contrary of; to contradict; to deny; — said of that which has been asserted.
Sense 2. (Law.) To refuse to confirm; to annul, as a judicial decision, by a contrary judgment of a superior tribunal.