A large room to accommodate an audience in a building such as a school or theater.(noun)
A large building for public meetings or performances.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "auditorium" in a sentence
"The auditorium is provided with exceptionally wide chairs spaced to provide the maximum comfort for the patrons."
"At the south end of the main auditorium was placed the library and reading room, which has a floor level of 2 feet above that of the auditorium."
"It certainly helped that the hotel itself was very nice, recently renovated and spacious, and the main auditorium had a built in projector system that made for a beautiful presentation when I gave the usual "What's New With Pyr Books" PowerPoint show."