The Big Green pick up their first win of the season moving to 1-1, while the Catamounts lose their third straight falling to 0-3.
With the victory, the Green and White have won four consecutive games against UVM and move to a perfect 13-0 all-time against the Catamounts in Hanover.
A trio of first quarter goals helped set the pace early for Vermont as it held a 4-2 lead over Dartmouth heading into the half.
In the second half the Big Green offense exploded for 11 goals to score the come-from-behind triumph.
Jeff Perkins, Nikki Dysenchuk, Jack Connolly and Chris Costabile each scored two goals apiece for the team from the Upper Valley. Through the team's first two games Dysenchuk leads the Big Green with five tallies.
The Big Green erased a third quarter deficit by scoring a three unanswered goals of the final 3:40. Dartmouth pulled away in the fourth, outscoring the Catamounts 7-3.
Dartmouth outshot Vermont, 48-29, while forcing 14 UVM turnovers.
Between the pipes, senior Bernie Susskind made six saves to pick up his first career victory.
The Big Green return to action on March 2 travelling to Dallas, Texas to face Georgetown in the 2013 Patriot Cup.