ἀρτίνοος
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)
[ῐ], ον, contr. ἀρτί-νους, ουν,
A sound of mind, D.C.69.20.
German (Pape)
[Seite 362] von gesundem, vollkommenem Verstande, Sp.