A.find out after, i. e. too late, ἄταν . . μεταγνούς dub. in A. Supp.111 (lyr.).
II. change one's mind, repent, abs., Hdt.1.40, 86; μετέγνων, ἔγνων δὲ . . changed my mind and determined . . , Id.7.15; “μεταγνοὺς ἂν ὀρθῶς βουλεύσαιτο” Antipho 5.91, cf. Th.4.92, Pl.Phdr. 231a, Lys.19.53, D.18.153, etc.; οὔκουν ἔνεστι καὶ μεταγνῶναι πάλιν; S.Ph.1270.
2. c. acc. rei, change one's mind about, repent of, “μετέγνων καὶ τὰ πρόσθ᾽ εἰρημένα” E.Med.64; μ. τὰ προδεδογμένα alter or repeal a previous decree, Th.3.40, cf. Luc.Ner.4.
3. c. inf., change one's mind so as to do something different, “τὸ παντότολμον φρονεῖν μετέγνω” A.Ag.221 (lyr.); “ἐν δὲ τῇ ὑστεραίᾳ μετέγνωσαν Κερκυραίοις ξυμμαχίαν μὲν μὴ ποιήσασθαι” Th.1.44; μ. ὡς . . change one's mind and think that . . , X.Cyr.5.5.40.