Lewis & Short

Oenŏpĭa, ae, f., = Οἰνοπία,

  1. I. another name for the island of Ægina, Ov. M. 7, 472 and 473 Jahn N. cr.
    Hence,
  2. II. Oenŏ-pĭus, a, um, adj., of or belonging to Œnopia, Œnopian: muri, Ov. M. 7, 490.