basshorn

A wind instrument of low tone, deeper than the ba oon. ba -viol, † base-viol, s . [Eng. ba , base; viol . In Sw. & Dan. bas - fiol ; Fr. ba e de viole; Port. baixo de viola . A stringed instrument for playing ba ; a violoncello. "On the sweep of the arch lies one of the Muses, playing on a base-viol."-Dryden. "At the first grin he cast every human feature out of his countenance, at the second he became the head of a base-viol."- Add is on .