ἀτρέκεια

English (LSJ)

ἡ, Ion. ἀτρεκ-είη, also ἀτρεκίη Man.3.229: (ἀτρεκής):—

   A precise truth, certainty, Pi.Fr.213.4; τῶν ἡμεῖς ἀτρεκείην ἴδμεν Hdt.4.152, cf. 6.1; μαθεῖν . . τὴν ἀ. ὅτι οὐκ αἱρέει learnt for certain that he is unable to take it, ib.82, cf. IG9(1).880 (Corc.): in pl., τὰς -ας τὰς λεγομένας Hp.Prorrh.2.3.    II Ἀτρέκεια personified, Strict Justice, Pi. O.10(11).13, E.Fr.91.