The term "viol" refers to a family of stringed musical instruments that originated in Europe during the Renaissance and Baroque periods. These instruments are typically played with a bow and have a fretted fingerboard, similar to a violin, but are larger and have a deeper, more resonant sound. The viol family includes various sizes, such as the treble, tenor, and bass viol, each designed to play different ranges of music. Viols are often associated with early music ensembles and are known for their rich, warm tones. They were commonly used in chamber music and were popular among composers like Johann Sebastian Bach and Henry Purcell. Today, viols are still played by musicians who specialize in historical performance practices, helping to preserve the music of the past.