Area of a church (7)
(Other definitions for transept that I've seen before include "Cross-aisle in church" , "Part of church off aisle" , "Patterns found in parts of church" , "Crossing part of a church" , "It crosses the nave in church" .)
(Other definitions for chancel that I've seen before include "church, partly" , "Place of altar" , "where sanctuary may be found" , "what's behind the screen" , "screened-off area" .)