Mus"ca (?), n.; pl. Muscae (#). [L., a fly.]
A genus of dipterous insects, including the common house fly, and numerous allied species.
⇒ Formerly, a large part of the Diptera were included under the genus Musca.
A small constellation situated between the Southern Cross and the Pole.
Muscae volitantes (). [L., flying flies.] Med. Specks or filaments apparently seen moving or glinding about in the field of vision. Their appearance is often a symptom of disease of the eye, or of disorder of the nervous system.
© Webster 1913.