Emily Dickinson Lexicon

COL-ON-NADE', n. [It. colonnata, from colonna, a column; Sp. colunata; Fr. colonnade. See Column.]

1. In architecture, a peristyle of a circular figure, or a series of columns, disposed in a circle, and insulated withinside. – Builder's Dict. Addison.
2. Any series or range of columns. – Pope. A polystyle colonnade is a range of columns too great to be taken in by the eye at a single view; as that of the palace of St. Peter at Rome, consisting of 284 columns of the Doric order. Encyc.