Obscurity (8)
I believe the answer is:
oblivion
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">obscurity</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know that oblivion is a type of obscurity)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for oblivion that I've seen before include "State of being altogether forgotten" , "Total extinction" , "State of being forgotten and disregarded" , "State of being mentally withdrawn or blank" , "State of unawareness" .)