Letter X

"X-Files" — UMD biology professor Anne Simon has had a major role in the Fox TV science fiction show's success since its first season in 1993. Dr. Simon is the show's science advisor and consults with the producer to ensure that all the scientific content of each episode is as plausible as it can possibly be, given the constraints of the storyline.

Xfinity Center — Athletic arena with a seating capacity of 17,950, designed by Ellerbe Becket of Kansas City, Missouri, and Design Collective, Inc. of Baltimore, Maryland. Originally named the Comcast Center; name changed in 2014.  The Xfinity Center opened in the fall of 2002 replacing Cole Field House as the College Park venue for Maryland basketball. The Center also houses the university's athletics administration. In its first season, a school-record 281,057 fans witnessed the Terrapin men's basketball games for a per-game average of 17,566; this figure ranked fifth in the nation for the 2002-2003 season. The Lady Terps won the honor of playing in the first official game in Comcast, and they defeated Loyola 80-72 on November 22, 2002; Renneika Razor scored the first basket. The Comcast Corporation owns the naming rights for the arena.

X-ray Machines — The University Health Center has one X-ray machine with which to examine patients.