Merriam-Webster Collegiate Dictionary - faldstool

 noun  Etymology: Medieval Latin faldistolium, of Germanic origin; akin to Old High German faltistuol folding chair, from falt (akin to Old High German faldan to fold) + stuol chair — more at fold, stool  Date: 1603  1. a folding stool or chair; specifically one used by a bishop  2. a folding stool or small desk at which one kneels during devotions; especially one used by the sovereigns of England at their coronation  3. the desk from which the litany is read in Anglican churches