Future generations (9)
I believe the answer is:
posterity
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">future generations</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for posterity that I've seen before include "Future generations" , "for people coming later" , "Succeeding generations" .)