αὐτο-κράτωρ[ᾰ],ορος,ὁ,ἡ,(κρᾰτέω)
A. one's own master:hence,
1. of persons or states,free, independent,
Th. 4.63 , IG 12 ( 9 ). 189.44 , etc.: of a youththat has come of age,
X. Mem. 2.1.21 .
2. of ambassadors and commissioners,possessing full powers, plenipotentiary,
αὐτοκράτορά τινα ἑλέσθαι
Ar. Pax 359
; αὐ. ἥκομεν
Id. Av. 1595
; πρεσβευτής
Lys. 13.9
; ξυγγραφεῖς
Th. 8.67
; αὐ. βουλή
And. 1.15
;ἀποδεῖξαι ἄνδρας ἀρχὴν αὐτοκράτορας,opp. a reference to the assembly, Th. 5.27 .