oriel[ōr′ē əl, ôr′-]
oriel definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a large window built out from a wall and resting on a bracket or a corbel; bay window
Origin: Old French oriol ; from Midieval Latin oriolum, porch, gallery
oriel definition by American Heritage Dictionary
A bay window projecting from an upper floor, supported from below with a corbel or bracket.
Origin: Middle English, from Old French oriol, porch, from Medieval Latin oriolum.