n.
A bay window projecting from an upper floor, supported from below with a corbel or bracket.
[Middle English, from Old French oriol, porch, from Medieval Latin oriolum.]
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.