1. A line of counterthrusting arches raised on columns or piers. Also see blind arcade, coupled arcade, interlacing arcade, intersecting arcade, surface arcade, wall arcade. 2. A covered walk with a line of such
arches along one or both long sides. 3. A covered
walk with shops and offices along one
side, and a line of such arches on the other.
Also see stoa. 4. A covered walk, lit from the top, lined with shops or offices on one or more levels.