- Islam, Islamism, Muslimism, Muhammadanism, Mohammedanism, Mohammadanism - the religion of Muslims collectively which governs their civilization and way of life; the predominant religion of northern Africa, the Middle East, Pakistan and Indonesia
--1 is a kind of religion, faith
--1 has members:Shiah, Shia, Shiah Islam, the Shiites; Sunni, the Sunnites; Muslim, Moslem, Mohammedan, Muhammedan, Muhammadan, Islamist - Islam, Islamism, Mohammedanism, Muhammadanism, Muslimism - the monotheistic religion of Muslims founded in Arabia in the 7th century and based on the teachings of Muhammad as laid down in the Koran; "the term Muhammadanism is offensive to Muslims who believe that Allah, not Muhammad, founded their religion"
--2 is a kind of monotheism
--2 has particulars:Salafism, Salafi movement; Shiism; Wahhabism, Wahabism