These pages comprise a dictionary of terms relating to the pipe organ. Please keep definitions to a few sentences, and do not include pictures or sound clips. When more space is needed for a term, a new page can be created for it. Façade [noun] that portion of an organ which is visible from the room into which it speaks. A façade often includes a case, and invariably some number of pipes (even if they are non-speaking); an organ which is hidden behind a grille has no façade. Feeder Fernwerk [noun] - German term for the English "Antiphonal." Filled-In Shallot Flexible Wind Fulcrum