Webster's Revised Unabridged Dictionary · 1913

Krummhorn

Krummhorn (krom"hôrn`) , noun

[German krummhorn cornet; krumm crooked + horn horn.]

(a)
(Music) A reed instrument of music of the cornet kind, now obsolete (see Cornet, 1, a.).
(b)
(Music) A reed stop in the organ; -- sometimes called cremona.

Also: Krumhorn