What is another word for anechoic chamber?
Pronunciation: [ˈe͡ɪnt͡ʃə͡ʊɪk t͡ʃˈe͡ɪmbə] (IPA) 
An anechoic chamber is a room specifically designed to trap and absorb sound waves, making it completely echo-free. However, there are several synonyms that can be used to describe such a room, including soundproof chamber, acoustic chamber, echoless room, and noise-free environment. Each term implies a space that is free from external noise, creating an environment for precise acoustic measurement and testing. These types of rooms are common in the fields of audio engineering, telecommunications, and scientific research, among others. Regardless of the terminology used, the primary purpose of such a chamber is to provide a truly silent space for a wide range of applications.
