Webster's 1828 Dictionary
BOMBARDO
n.A musical instrument of the wind kind, much like the bassoon, and used as a base to the hautboy.
Webster's 1913 Dictionary
BOMBARDO; BOMBARDON
Bom *bar "do, Bom *bar "don, n. Etym: [It. bombardo. ] (Mus. )
Defn: Originally, a deep-toned instrument of the oboe or bassoon family; thence, a bass reed stop on the organ. The name bombardon is now given to a brass instrument, the lowest of the saxhorns, in tone resembling the ophicleide. Grove.
New American Oxford Dictionary
bombardon
bom bar don |ˈbämbərdən, bämˈbärdn ˈbɑmbərdən | ▶noun Music a type of valved bass tuba. • an organ stop imitating this. ORIGIN mid 19th cent.: from Italian bombardone, from bombardo ‘cannon. ’ Compare with bombarde .
Oxford Dictionary
bombardon
bombardon |ˈbɒmbɑːd (ə )n | ▶noun a bass tuba. ORIGIN mid 19th cent.: from Italian bombardone, from bombardo ‘cannon ’. Compare with bombarde .
Duden Dictionary
Bombardon
Bom bar don Substantiv, Neutrum , das |…ˈdõː |griechisch-lateinisch-französisch -italienisch-französisch Basstuba mit 3 oder 4 Ventilen
Spanish Dictionary
bombardón
bombardón nombre masculino Instrumento musical de viento de la familia de los metales, hecho de cobre, con pistones y de sonido grave .
The Wordsmith Dictionary