διᾱκον-ία · diakon-ia — LSJ
service, Th. 1.133 (pl.), Pl. R. 371c, etc.; οὔκ ἐστι ταῦτʼ ἀρχή, ἀλλʼ ἐπιμέλειά τις καὶ δ. Aeschin. 3.13.
attendance on a duty, ministration, D. 18.206; ἡ δ. ἡ καθημερινή, of ministering to external wants, Act.Ap. 6.1; but also ἡ δ. τοῦ λόγου ib. 4, cf. 1.17, etc.
body of servants or attendants, Plb. 15.25.21.
instruments of service, = διακόνημα II, Moschio ap. Ath. 5.208b.