echo chamber in Finnish

A room or other enclosed space that is highly conducive to the production of echoes, particularly one that has been designed and built for this purpose.

(by extension, figurative) An environment in which a person is exposed to only those beliefs and opinions that agree with their own, so that their existing views are magnified and reinforced while alternative ideas are not expressed or considered.

(by extension, figurative) An environment in which a person is exposed to only those beliefs and opinions that agree with their own, so that their existing views are magnified and reinforced while alternative ideas are not expressed or considered.