What is (a) An ornamental projection, over a door, window, niche, etc. (b) Also, a roofike covering, supported on pilars over an altar, a statue, a fountain, etc called?

canopy — (Arch.) (a) An ornamental projection, over a door, window, niche, etc. (b) Also, a roofike covering, supported on pilars over an altar, a statue, a fountain, etc. (Webster's 1913.)

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