denunciant,a.|dɪˈnʌnsɪənt, -ʃɪənt| [ad. L. dēnuntiānt-em, pr.pple. of dēnuntiāre(see next) to denounce.] Denouncing. 1837Carlyle Fr.Rev. (1857) II. ii. v. v. 66 Of all which things..Patriot France is informed: by denunciant friend, by triumphant foe.