Sean Burke allowed one earned run in a bounceback start for the Terps.
Vought clubbed three home runs in the second game of the twin bill as the Terps won the series.
The Terps saw their six-game winning streak snapped.
The surging Terps earned a series sweep against the bottom-of-the-conference Golden Gophers.
The Scarlet Knights combined for 17 runs and 21 hits across Saturday's doubleheader.
While Dean issued five walks, he kept the Bulldogs off the board while on the mound.