👉 A retrochorus, also known as a "retrochoir" in some contexts, is a type of music or song that has been recorded and then played back live. It's often used to add an extra layer of emotion and energy to a performance, creating a more immersive experience for the audience. The term "retrochorus" comes from the Latin word "retro", which means backwards in English, and "chorus", which is the group singing part of a song