a primary pronoun of the first person I (only expressed when emphatic):--I, me. For the other cases and the plural see ἐμέ, ἐμοί, ἐμοῦ, ἡμᾶς, ἡμεῖς, ἡμῖν, ἡμῶν, etc.
perhaps from the base of χειμών in the sense of its congener the base of χάσμα (through the idea of hollowness for grasping); the hand (literally or figuratively (power); especially (by Hebraism) a means or instrument):--hand.