αὐτοκέλευστος
From LSJ
Ἀναξαγόρας δύο ἔλεγε διδασκαλίας εἶναι θανάτου, τόν τε πρὸ τοῦ γενέσθαι χρόνον καὶ τὸν ὕπνον → Anaxagoras used to say that we have two teachers for death: the time before we were born and sleep | Anaxagoras said that there are two rehearsals for death: the time before being born and sleep
English (LSJ)
ον,
A self-bidden, i. e. unbidden, X.An.3.4.5, D.H.8.66, AP5.21 (Rufin.); προθυμία Ph.2.90, al. Adv. -τως Aristeas 92.
German (Pape)
[Seite 398] auf eigenen Befehl, also ungeheißen, von selbst, Xen. An. 3, 4, 5 u. Sp., wie Dion. Hal. 8, 66.
Greek (Liddell-Scott)
αὐτοκέλευστος: -ον, ἀφ’ ἑαυτοῦ, ἐξ οἰκείας θελήσεως, Ξεν. Ἀν. 3. 4, 5, Διον. Ἁλ. 8. 66, Ἀνθ. Π. 5. 22. ‒ Ἐπίρρ. -τως Ἐκκλ. ἀλλ’ ὡσαύτως αὐτοκελευστὶ Φίλων σ. 19. Mai.