SECTARIAN

[noun], [adjective] [esp. disapproving] - (a person) strongly supporting a particular religious group, esp. in such a way as not to be willing to accept other beliefsLet us put aside our sectarian differences.He called on terrorists on both sides of the sectarian divide to end the cycle of violence.The shooting appears to be drugs-related rather than a sectarian murder.Non-sectarian education is vital for long-term peace.Sectarians on both sides of the conflict are refusing to compromise.