n. - A covering fixed over a bed, dais, or the like, or carried on poles over an exalted personage or a sacred object, etc. chiefly as a mark of honor.
n. - An ornamental projection, over a door, window, niche, etc.
n. - Also, a rooflike covering, supported on pillars over an altar, a statue, a fountain, etc.
v. t. - To cover with, or as with, a canopy.