Wordnet 3.0
NOUN (1)
1.
(Greek mythology) a great musician;
when his wife Eurydice died he went to Hades to get her back but failed;
The Collaborative International Dictionary of English v.0.48:
Orpheus \Or"phe*us\, prop. n. [L. Orpheus, Gr. ?.] (Gr. Myth.)
The famous mythic Thracian poet, son of the Muse Calliope,
and husband of Eurydice. He is reputed to have had power to
entrance beasts and inanimate objects by the music of his
lyre.
[1913 Webster]
WordNet (r) 3.0 (2006):
Orpheus
n 1: (Greek mythology) a great musician; when his wife Eurydice
died he went to Hades to get her back but failed