New novel about one old music maker

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Violone \Vi`o*lo"ne\, n. [It. violone, augment. of viola a viol. See Viol .] (Mus.) The largest instrument of the bass-viol kind, having strings tuned an octave below those of the violoncello; the contrabasso; -- called also double bass . [Written also ...

Wikipedia Word definitions in Wikipedia
The term violone (; literally "large viol" in Italian, "-one" being the augmentative suffix, cf " minestrone " for "big soup") can refer to several distinct large, bowed musical instruments which belong to either the viol or violin family. The violone is ...

Wiktionary Word definitions in Wiktionary
n. (context musical instruments English) An early stringed instrument similar to a double bass; a double bass viol