noun.
A genus of dipterous insects, of the family Muscidæ, or flies. D. oleæ is a species injurious to the olive.
Word Usage
"Koen Stein, while others will likely point out that the dinosaur's second name "dacus" sounds suspiciously Romanian, meaning it was probably just a hairy-soled Vlach trying to pass itself off as a Magyar so it could claim benefits."