Daesh
/ˈdɑːɛʃ
/(also Da'esh, Daish, Da'ish)
A militant Islamic fundamentalist group active particularly in Syria and Iraq. Also called Islamic State, ISIL, ISIS.
Origin
Arabic, acronym for al-dawla al-ʼislāmiyya fī ʼl-ʻirāq wa ʼl-šām 'the Islamic State in Iraq and the Levant'.