προστρόπαιος

A. turning oneself towards: hence,

1. of one who has incurred pollution by committing a crime and turns to a god or man to obtain purification, suppliant for purification, τὸν προστρόπαιον, τὸν ἱκέτην S. Ph. 930, cf. A. Supp. 362, Eu. 234,445, S. Aj. 1173, E. Heracl. 1015, etc.: as Adj., ἕδραν ἔχοντα π. A. Eu. 41; προστρόπαιοι λιταί S. OC 1309.

b. suppliant for vengeance, A. Ch. 286, Ag. 1587, Antipho 2.3.10.

2. of one who has not yet been purified after committing crime, polluted person, E. HF 1259; π. τῆς πόλεως bringing pollution on the city, prob. in Eup. 120; αὑτοῦ π., μὴ γὰρ δὴ τῆς πόλεως Aeschin. 2.158.

3. of pollution incurred, π. αἷμα blood that cries for vengeance, E. Ion 1260, HF 1161; οὐδενὶ οὐδὲν π. καταλείψει Antipho 3.4.9: neut. as Subst., guilt, προστρόπαιον ἑαυτοῖς προσέθεντο D.C. 42.3.

II. Pass. (= ᾧ ἄν τις προστρέποιτο δεόμενος, Eust. 1807.11), the god to whom the murdered person turns for vengeance, avenger, οἱ τῶν θανόντων π. Antipho 4.1.4, cf. 4.2.8, Plb. 23.10.2 (pl.), Paus. 2.18.2.