Sustained applause (7)
I believe the answer is:
ovation
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">sustained applause</span>' is the definition.<br/ ><span class="explanation-format__explanation">(as in a standing ovation)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for ovation that I've seen before include "Round of applause, may be standing" , "Enthusiastic reception" , "Great outburst of applause" , "Enthusiastic applause, perhaps standing" , "Clapping" .)