Ŏrēăs, ădis, f., = Ὀρειάς,
a mountainnymph , Oread (poet.): quam mille secutae Hinc atque hinc glomerantur Oreades, Verg. A. 1, 500; Ov. M. 8, 787; Calp. Ecl. 4, 136; cf. Oreos.
Orēas adis, f , ὀρειάς, a mountain-nymph, Oread, V. ...
An Elementary Latin Dictionary