Islam
noun /ˈɪzlɑːm/,  /ɪzˈlɑːm/
  /ˈɪzlɑːm/,  /ɪzˈlɑːm/
 [uncountable]- the Muslim religion, based on belief in one God and revealed through Muhammad as the Prophet of Allah伊斯兰教 Collocations Dictionaryadjective- Shia
- Sunni
 
- all Muslims and Muslim countries in the world(统称)伊斯兰教徒,伊斯兰教国家 
词源from Arabic 'islām ‘submission’, from 'aslama ‘submit (to God)’.