(n.) A small trumpet or bugle, whose tone is clear and shrill\.

English horn alpenhorn alphorn althorn alto horn bagpipe ballad horn baritone bass horn bassoon bay beep bell blare blast blat block flute blow blow a horn blow the horn bombard bourdon brass choir brass wind brass-wind instrument brasses bray bugle bugle call bugle horn call to arms call-up carillon catchword cello claribel clarinet clarion call clear cloudless concert flute conscription cornet cornet-a-pistons corno di caccia cornopean cromorna cymbel diapason doodle double-bell euphonium double-tongue dulciana euphonium exhortation fife fine flute flute stop foundation stop fourniture gamba gedeckt gemshorn go for broke gung ho harmonic flute helicon honk horn hunting horn hybrid stop key trumpet koppel flute larigot levy lip lituus lur mellophone melodia mixture mobilization muster mutation stop nazard oboe octave ophicleide orchestral horn organ stop peal piccolo pipe pleasant plein jeu pocket trumpet posaune post horn principal quint quintaten rainless rally rallying cry rank ranket rebel yell recruitment reed stop register rohr flute sackbut saxhorn saxtuba serpent sesquialtera shawm shriek slide trombone sliphorn slogan sound sound a tattoo sound taps sousaphone spitz flute squeal stop stopped diapason stopped flute string diapason string stop sunny sunshiny tenor tuba tierce tongue toot tootle tremolo triple-tongue tromba trombone trumpet trumpet call tuba tweedle twelfth unclouded unda maris undarkened valve trombone valve trumpet vibrato viola voix celeste vox angelica vox humana war cry war whoop watchword whistle wind wind the horn