Trombetta (It.)
A small trumpet.
Trombone, Posaune (Ger.). (I) A brass instrument with a sliding tube, by means of which the pitch may be varied. Three trombones are used in the modern orchestra, viz., alto, tenor, and bass. A smaller trombone formerly used was called the Descant Trombone. (2) A reed stop of 8-, 16-, or 32-foot pitch in the organ.