| music suited for performance in a room or a small concert hall, esp. for two or more, but usually fewer than ten, solo instruments. |

| chamber music n. Compositions traditionally intended for performance in a private room or small concert hall and written for an instrumental ensemble, such as a trio or quartet, with one player for each part. |
Music for two or more instruments in which only one musician plays each part. Chamber music is distinguished from music for orchestra, in which, for example, more than a dozen violinists may be playing the same notes. The most familiar kind of chamber music is the string quartet.