MCR
From WildWords

Pronunciation
[ɛm siː ɑːɾ]
[M C R]
Part of Speech
Noun (singular)
Description
An abbreviation for Master Class Room, which serves as a lecture room, recording space and performance venue primarily for Bienen students and faculty[1]. It is located near the glass doors between Reg and RCMA, and can be accessed from both buildings.
Etymology
Derived from the initials of Master Class Room.
Example Sentence
The performance will take place in MCR today.
Speech Community
Primarily used by students, faculty and staff of Bienen.