1. Shrine or sacellum within a temple cella, either a large niche or a pedestal supporting two or more columns carrying an entablature and pediment thus forming a frame or canopied housing for a cult-statue.
2. Architectural frame around a doorway, niche, or window-aperture consisting of two columns or pilasters over which is an entablature with pediment, like a miniature distyle building: such an opening is said to be aediculated.
"aedicule." A Dictionary of Architecture and Landscape Architecture. . Encyclopedia.com. (October 22, 2018). http://www.encyclopedia.com/education/dictionaries-thesauruses-pictures-and-press-releases/aedicule
"aedicule." A Dictionary of Architecture and Landscape Architecture. . Retrieved October 22, 2018 from Encyclopedia.com: http://www.encyclopedia.com/education/dictionaries-thesauruses-pictures-and-press-releases/aedicule