althorn(redirected from althorns)
alt·hornor Alt·horn (ălt′hôrn′)
Any of several upright, valved brass wind instruments used especially in bands.
[German : alt, alto (from Italian alto; see alto) + Horn, horn; see alpenhorn.]
(Instruments) a valved brass musical instrument belonging to the saxhorn or flügelhorn families
a valved brass musical instrument that is the alto member of the cornet family.
n → B-Horn nt