エコーチェンバー

noun

echo chamber

Refers to an environment where a person only encounters beliefs or opinions that coincide with their own, reinforcing their existing views. Used in both literal (acoustic) and figurative (social/media) contexts.

• SNSは時ときにエコーチェンバーになりやすい。

  Social media can easily become an echo chamber at times.

• エコーチェンバーの中なかにいると、反はん対たい意い見けんに触ふれる機き会かいが減へる。

  When you are inside an echo chamber, opportunities to encounter opposing opinions decrease.