πετραῖος

A. of a rock, σκιή Hes. Op. 589 ; living on or among the rocks, Σκύλλη Od. 12.231 ; ὄρνις A. Fr. 304.3 ; Νύμφαι π. rock-Nymphs, E. El. 805 ; ἠχώ Com.Adesp. 669 ; τὰ π. τῶν ἰχθυδίων rock-fish, Theopomp.Com. 62.3, cf. Sotad.Com. 1.22 ; πετραῖα, as a class of marine animals, opp. πελάγια, αἰγιαλώδη, Arist. HA 488b7, cf. 598a11 ; growing on or among rocks, συκῆ Archil. 19.

2. rocky, ἀγκάλη A. Pr. 1019; τάφος π. S. El. 151 (lyr.); π. δειράς, λέπας, χθών, ἄντρα, etc., Id. Aj. 697 (lyr.), E. HF 120(lyr.), Cyc. 382 (s.v.l.), IA 1082 (lyr.), etc.; χωρία Arist. HA 570b26.

II. Πετραῖος, epith. of Poseidon in Thessaly, as he who clave the rocks of Tempe, and drained Thessaly, Pi. P. 4.138.