umma -
the Muslim community or people, considered to extend from Mauritania to Pakistan; "moderate Muslims urge the Ummah to reject the terrorism of radical Muslims"
community (ecology) a group of interdependent organisms inhabiting the same region and interacting with each other
mohammedanism,
muhammadanism,
islam,
islamism,
muslimism the monotheistic religious system of Muslims founded in Arabia in the 7th century and based on the teachings of Muhammad as laid down in the Koran; "Islam is a complete way of life, not a Sunday religion"; "the term Muhammadanism is offensive to Muslims who believe that Allah, not Muhammad, founded their religion"