Laurin Mincy scored 27 points, and top-seeded Maryland used a second-half blitz to knock off previously unbeaten Princeton and advance to the Sweet 16 of the women's NCAA Tournament.
After leading by only 42-38 at the break, the Terrapins used a 17-2 run immediately after halftime to turn a surprisingly tight game into a rout.
The Terrapins (32-2) will bring a 26-game winning streak into a matchup with Duke on Saturday in Spokane, Washington. Maryland and Duke were longtime rivals in the Atlantic Coast Conference before the Terps moved to the Big Ten this season.
Lexie Brown scored 23 for the Terrapins, who will be making their fourth consecutive trip to the Sweet 16. Maryland reached the Final Four last year.
Eighth-seeded Princeton (31-1) was coming off the program's first-ever win in the NCAA Tournament, on Saturday against Wisconsin-Green Bay.