1727, from Latin auditorium "lecture room," literally "place where something is heard," noun use of neuter of auditorius (adj.) "of or for hearing," from auditus, past pa [..]

the area of a theater or concert hall where the audience sits An auditorium is a room built to enable an audience to hear and watch performances at venues such as theatres. For movie theaters, the num [..]

Often raked seating similar to university lecture theatres. Many auditoriums are exceptional conference venues

(n) the area of a theater or concert hall where the audience sits

A large room for public meetings or performances. (in a theater, etc.) The space where the audience is located.

auditorium (usually in the context of universities or scholarly lectures)