I.not to be healed, incurable, irreparable, fatal, Il., Hdt., attic; ἀνήκεστα ποιεῖν τινα to do one irreparable injuries, Xen.; ἀνήκεστα πάσχειν Thuc.
2.of persons, implacable, Xen.
II.act. damaging beyond remedy, deadly, Soph.:—adv., ἀνηκέστως διατιθέναι to treat with barbarous cruelty, Hdt.