Per-vĕr'sion, n.

noun

n. [Lat. perversio, from pervertere, perversum; Fr. & Sp. perversion, It. perversione. See PERVERT.] The act of perverting; a turning from truth or propriety; a diverting from the true intent or object; change to something worse; a turning or applying in an unauthorized manner to a wrong end or use.