ETYM Cf. Late Lat. ambulatorium.
Aisle down the east end of a church.
Enclosed space, especially in monastery, for walking.
A place to walk in, whether in the open air, as the gallery of a cloister, or within a building.

ETYM French colonnade, Italian colonnata, from colonna column. Related to Colonel.
A row of evenly spaced columns.
Row of evenly spaced column or trees.
Row of columns supporting arches or an entablature.