wahabism

/wəˈhɑːbɪzəm/
noun
  1. A strict, conservative Islamic doctrine and movement founded by Muhammad ibn Abd al-Wahhab in the 18th century.
    • Wahabism is the dominant form of Islam in Saudi Arabia.
    • Historians study the origins of Wahabism in the Arabian Peninsula.
    • The spread of Wahabism has influenced religious practices in many countries.