POLYHYMNIA (Πολύμνημα, contr. for Πολύμνημα, i.e., She of the many dreams), one of the nine Muses. She was the goddess sometimes of the higher lyric poetry, sometimes of eloquence.
"Nec Polyhymnia
Lesbium refugit tendere barbiton." (Hor., Od. i. 1, 33.)