Mechanical failure — analysis (9)
I believe the answer is:
breakdown
<span class="explanation-format__ClueExplanation">I believe this is a double definition.<br/ ><br/ >'<span class="explanation-format__original">mechanical failure</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >'<span class="explanation-format__original">analysis</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(breakdown is a kind of analysis)</span><br/ ><br/ ></span>
(Other definitions for breakdown that I've seen before include "sudden failure to work" , "Collapse - analysis" , "Problem with car" , "Detailed analysis" , "As result of mental stress" .)