The term 'Church Code' refers to a set of laws and regulations that govern the activities of a church. The crossword solution for this term is 'CANON, ' which is derived from the Greek word for 'RULE' or 'MEASURE.' CANON law is the body of laws and regulations made by or adopted by ecclesiastical authority, for the government of the church and its members. CANON law is distinct from civil law, which governs the activities of individuals in society.