from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A bowed string instrument of the 18th century, similar to the bass viol, but having sympathetic strings on the rear of the fingerboard.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A string instrument related to the viol, employed in European music prior to the 1800s
From the German Baryton, from bary- + Ton (Wiktionary)