Macrocosm (8)
I believe the answer is:
universe
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">macrocosm</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that macrocosm can be written as universe)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for universe that I've seen before include "The whole world" , "mind-boggling concept" , "The whole of everything" , "The earth and all the heavenly bodies" , "Edible crustacean" .)