ˈōrēəl, ˈȯr- noun
( -s )
Etymology: Middle English, porch, gallery, oriel, from Middle French oriol porch, gallery, probably from Medieval Latin auleolum niche, small chapel, diminutive of aula court, hall, from Latin — more at aula
: a large bay window of semihexagonal or semisquare plan projecting from the face of a wall and supported by a corbel or bracket