Musarum
Musarum is a Latin form of Musa, meaning “Muse, goddess of poetry and the arts; poem, song”. It is the genitive plural feminine noun.
Found 29 times in the Latin texts on Socratos.
Where it is used
Cicero, Pro Archia Poeta 27: … on dubitavit Martis manubias Musis consecrare. qua re, in qua urbe imperatores prope armati poetarum nomen et Musarum delubra coluerunt, in ea non debent togati iudices a Musarum honore et a poetarum salute abhorrere.
Ammianus Marcellinus, Res Gestae 16.5.4: Hinc contingebat ut noctes ad officia divideret tripertita, quietis et publicae rei et musarum, quod factitasse Alexandrum legimus Magnum; sed multo hic fortius. Ille namque aenea concha supposita, brachi …
All forms of Musa (declension table)
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.