e/Vienna valve trombone

Information
has gloss	eng: Vienna valve trombones use Vienna Valves which were one of the earliest valve systems used in wind instruments. These valves were first publicly reported in 1815 and valved trombones were first introduced in the late 1830s.
lexicalization	eng: Vienna valve trombone
instance of	(noun) a wind instrument that consists of a brass tube (usually of variable length) that is blown by means of a cup-shaped or funnel-shaped mouthpiece brass instrument, brass