I.to appease, θεὸν ἱλάσκεσθαι to make him propitious to one, conciliate him, win his favour, Hom.; μολπῆι θεὸν ἱλάσκοντο Il.; ὄφρ᾽ ἡμῖν Ἑκάεργον ἱλάσσεαι id=Il.; so of men, Hdt., Plat.
III.in NTest. also, an aor1 imperat. pass. ἱλάσθητι, be gracious.