muhammadanism > define

noun

• 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.
  • usage: "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"
  • synonyms: Islam, Islamism, Mohammedanism, Muslimism