ventil /venˈtil/ (music)

1. A valve for giving sounds intermediate between the open harmonics in wind instruments
2. A valve in an organ for controlling the wind supply to various stops

• union territory
• uniparous
• unipartite
• uniped
• unipeds
• unipersonal
• uniplanar
• unipod
• unipods
• unipolar
• unipolarities
• unipolarity
• unipotent
• unique
• uniquely
• uniqueness
• uniquenesses
• uniquer
• uniques
• uniquest
• uniramous
• unironed
• unis
• uniserial
• uniserially