A.not being the fault or cause of a thing, guiltless, “ἀναίτιον αἰτιάασθαι” Il.13.775, cf. Od.20.135, etc.; “αἰτία ἑλομένου, θεὸς ἀ.” Pl.R.617e; ἀναίτιος ἀθανάτοις guiltless before the gods, Hes.Op.827, cf. E.Med.730; “ἀ. παρά τινι” X.Cyr.1.6.10; “ἀ. αἷμα ἐκχέαι” SIG1181.6.
2. c. gen. rei, guiltless of a thing, Hdt.1.129, 7.233, etc.; φόνου, κακῶν, A.Ag.1505, Ch.873; “κακίας” Pl.Ti.42d; “ἀφροσύνης” X.Cyr.1. 5.10: οὐκ ἀναίτιόν ἐστι, c. inf., it is blamable to do, ib.5.5.22.
II. not being the cause, “τὸ ἀ. τιθέναι ὡς αἴτιον” Arist.APr.65b16, cf. Rh. 1401b30; having no cause, unjustifiable, “κολάσεις” Phld.Ir.p.52 W. Adv. -ως not in the form of a cause, “ἀ. τὴν αἰτίαν ἔχειν” Plot.6.7.2; without assigning any reason, “ὁλοσχερῶς καὶ ἀ. λεκτέον” Simp.in Cael.665.11.
III. uncaused. Plot.3.1.1, Phlp. in Ph.277.1: Sup., Sch.E.Hipp.672. Adv. “-ως” without a cause, Gal. 10.36, S.E.P.3.67, Simp.in Ph.641.10; “ἀ. γίγνεσθαι” Alex.Aphr.in Metaph.309.15.