The Collaborative International Dictionary of English v.0.48:

Penelope \Pe*nel"o*pe\ (p[-e]*n[e^]l"[-o]*p[=e]), prop. n.
   [From. L. Penelope, the wife of Ulysses, the hero of the
   Odyssey, Gr. Phnelo`ph.] (Zool.)
   A genus of curassows, including the guans.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Penelope
    n 1: (Greek mythology) the wife of Odysseus and a symbol of
         devotion and fidelity; for 10 years while Odysseus fought
         the Trojan War she resisted numerous suitors until Odysseus
         returned and killed them
    2: a genus of guans (turkey-like arboreal birds valued as game
       and food birds) [syn: Penelope, genus Penelope]