flu·gel·horn or flue·gel·horn (flgəl-hôrn′) or flü·gel·horn (flü-)
A bugle with valves, similar to the cornet but having a wider bore.
[German Flügelhorn : Flügel, flank (from its use to summon flanks during a battle) (from Middle High German vlügel, wing, flank; see pleu- in the Appendix of Indo-European roots) + Horn, horn (from Middle High German, from Old High German; see ker-1 in the Appendix of Indo-European roots).]
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