(adversary). In O. T. a common noun, meaning enemy or adversary in general (1 Sam. 29:4; 2 Sam. 19:22); except in Job 1:6,12; 2:1; Zech. 3:1, where the word becomes a proper noun, and spiritual representative of evil. In N. T. sense, chief of the evil spirits; great adversary of man; the devil (Matt. 4:10; 25:41; Rev. 20), and elsewhere. Called also “the prince of this world;” “the wicked one;” “the tempter;” and in Rev. 12:9, the old serpent, the devil, and Satan.