bombardon

Etymology
, from.

Noun

 * 1)  A brass instrument, the bass version of the tuba.
 * 2)  A bass instrument of the shawm family
 * 3) An organ pedal stop at 32' pitch which imitates the sound of the above mentioned instruments.

Etymology
Borrowed from, from.

Noun

 * , bass tuba

Etymology
From.

Noun

 * , certain bass instruments, notably a tuba

Etymology
.