Choir music is a type of music that is sung by a group of singers, usually accompanied by instruments. The term 'choir music' can refer to a variety of genres, including hymns, spirituals, and classical music. The term 'HYMN' is a four-letter word that is often used to describe a type of religious song that is typically sung in a church setting. Hymns are usually composed of verses and choruses, and they often have a strong spiritual or moral message.