The Collaborative International Dictionary
Musca \Mus"ca\, prop. n.; pl. Musc[ae]. [L., a fly.]
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(Zo["o]l.) A genus of dipterous insects, including the common house fly, and numerous allied species.
Note: Formerly, a large part of the Diptera were included under the genus Musca.
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(Astron.) A small constellation situated between the Southern Cross and the Pole.
Musc[ae] volitantes. [L., flying flies.] (Med.) Specks or filaments apparently seen moving or gliding about in the field of vision. Their appearance is often a symptom of disease of the eye, or of disorder of the nervous system.
Wiktionary
WordNet
Usage examples of "muscae".
That business with the Romulans, and right after it the interminable famine runs for gamma Muscae V, and after that, the intervention at 1210 Circini, with the Enterprise caught in the middle and everybody on the four planets in the neighborhood shooting at her: it was enough to turn your hair gray.
At best, one or more of these species will join us, and after completing the agreement between the Federation and the people of 1212 Muscae, the rest of the mission will degenerate into rubber-chicken banquets.
Personnel who had been assigned on priority to Linguistics duty-or, alternately, to looking for mehave returned to the business of scientific research into the extremely strange evolutionary patterns and history of 1212 Muscae IV.