Webster's Revised Unabridged Dictionary · 1913

Clarinet

Clarinet , noun

[French clarinette, dim. of clarine, from Latin clarus. See Clear, and compare Clarion.]

[Often improperly called clarionet.]

(Music) A wind instrument, blown by a single reed, of richer and fuller tone than the oboe, which has a double reed. It is the leading instrument in a military band.