large 16th-century bass lute provided with additional bass strings, or diapasons, and producing a deeper sound that could be used in orchestral basso continuo parts. The diapasons were tuned according to individual preference, usually in a descending scale from the lowest principal string
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|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
|a chattering or flighty, light-headed person.|