Deity of Islam (5)
I believe the answer is:
allah
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">deity of islam</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for allah that I've seen before include "God in Islam" , "Muslim supreme being" , "God of the Muslims" , "God of the Arabs" , "Muslim and Arab name of God" .)