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

• orgue
• orgues
• orgulous
• orgy
• oribi
• oribis
• oricalche
• oricalches
• orichalc
• orichalceous
• orichalcs
• oriel
• orielled
• oriels
• oriel-window
• oriencies
• oriency
• orient
• oriental
• Oriental
• oriental alabaster
• oriental alabasters
• oriental amethyst
• oriental emerald
• orientalise