Parthenope \Par*then"o*pe\ (p[aum]r*th[e^]n"[-o]*p[=e]), n. [L., the name of a Siren, fr. Gr. Parqeno`ph.] 1. (Gr. Myth.) One of the Sirens, who threw herself into the sea, in despair at not being able to beguile Ulysses by her songs. [1913 Webster] 2. One of the asteroids between Mars and Jupiter, discovered by M. de Gasparis in 1850. [1913 Webster]