Shorten, expurgate (7)
I believe the answer is:
abridge
<span class="explanation-format__ClueExplanation">I believe this is a double definition.<br/ ><br/ >'<span class="explanation-format__original">shorten</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >'<span class="explanation-format__original">expurgate</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ ></span>
(Other definitions for abridge that I've seen before include "Concentrate" , "Big read (anag) - shorten text" , "Make a precis of" , "trim" , "Make short work" .)