seminar room; practice room
A room in a school or university used for seminars, exercises, or small-group practice sessions.
来週のゼミは演習室で行います。
Next week's seminar will be held in the seminar room.
教室 is a general classroom, while 演習室 specifically refers to a room for seminars or practical exercises.
ゼミ室 is a more casual term for a seminar room, often used in university contexts.
Compound of 演習 (practice, seminar) and 室 (room).