- a room or studio with resonant walls for broadcasting or recording echoes or hollow sound effects.
Origin of echo chamber
An Americanism dating back to 1935–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for echo chamber
Facebook and Twitter enhance the echo-chamber effect; people tend to trust their friends.Obamacare Failed to Win Over Critics Because the Era of Big Ideas Is Over
June 29, 2012
- a room with walls that reflect sound. It is used to make acoustic measurements and as a source of reverberant sound to be mixed with direct sound for recording or broadcastingAlso called: reverberation chamber