dis·cla·ma·tion (dĭs'klə-mā'shən) n. The act or an instance of disavowing; renunciation.
[Medieval Latin disclāmātiō, disclāmātiōn-, from disclāmātus, past participle of disclāmāre, to disclaim, probably from Anglo-Norman desclaimer, disclamer; see disclaim.]