An ancient colonnade is a type of architectural structure consisting of a series of columns supporting a roof or architrave. The term 'ancient colonnade' can refer to several different types of structures, including a STOA (4 letters), which is an open-air colonnade with a roof supported by columns; an ELM (3 letters), which is a row of columns connected by an architrave; a peristyle (9 letters), which is a colonnade surrounding a courtyard; elms (4 letters), which are rows of columns connected by an architrave and a PORTICO (7 letters), which is a porch with a roof supported by columns; and an apteral (7 letters), which is a roofless colonnade.