Investigation; interpretation (8)
I believe the answer is:
analysis
<span class="explanation-format__ClueExplanation">I believe this clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">investigation</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(analysis is a kind of investigation)</span><br/ ><br/ >'<span class="explanation-format__original">interpretation</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ ></span>
(Other definitions for analysis that I've seen before include "Determination" , "Detailed breakdown" , "Examination to determine component parts" , "Dissection and examination" , "Investigation of the component parts which make up the whole" .)