to separate, sever; to make a distinction, or difference, Acts 15:9; 1 Cor. 11:29; to make to differ, distinguish, prefer, confer a superiority, 1 Cor. 4:7; to examine, scrutinize, estimate, 1 Cor.
one who renders service, to another; an attendant, servant, Mt. 20:26; 22:13; Jn. 2:5, 9; one who executes a commission, a deputy, Rom. 13:4; Χριστοῦ, Θεοῦ, ἐν κυριω, etc.
ministry, service, can refer to helps and service of various kinds which can range in meaning from spiritual biblical teaching (Ac 6:4) to the practical giving of provisions, supplies, support, and finances to those in need (2 Co 9:12.