From Longman Dictionary of Contemporary Englishcolonnadecol‧on‧nade /ˌkɒləˈneɪd $ ˌkɑː-/ noun [countable] TBBa row of upright stone posts that usually support a roof or row of arches —colonnaded adjective
Examples from the Corpus
colonnade• A colonnade of massive stone pillars extended along the entire 462 feet of its front.• Their central courts, colonnades, arcades and cupolas followed the Byzantine model.• All three wings had interior and exterior colonnades or arcades.• I went along the colonnade to the corner of the southern front of the house.• Mike came out and stood in the colonnade on the other side of the grassy knoll.• The Secret Service gets apprehensive when people even walk on this part of the colonnade.• I went back and sat in the darkness on one of the chairs under the colonnade.• Garden furniture had been neatly stacked under the colonnade.Origin colonnade (1700-1800) French Italian colonnato, from colonna; → COLONEL