Classical Oratory. the fourth section of a speech, given over to direct refutation.
Origin: 1425–75; late Middle English confutacioun (< Middle French ) < Latin confūtātiōn- (stem of confūtātiō), equivalent to confūtāt(us) silenced (past participle of confūtāre;see confute, -ate1) + -iōn--ion