Other forms: colonnades
A colonnade is a long row of columns carrying a roof. Walk under the colonnade.
It gives shade and shelter along the front of a building without closing it in. The colonnade at St Peter's in Rome is four columns deep and holds two hundred and eighty of them.
1nouncolonnadeA long row of columns carrying a roof.
“The colonnade ran the whole length of the square.”
colonnade is a structure.
French
colonnade
English, today
colonnade
Borrowed from French colonnade.
Etymology from Wiktionary, CC BY-SA