Compressed, compact (5)
I believe the answer is:
dense
<span class="explanation-format__ClueExplanation">I believe this is a double definition.<br/ ><br/ >'<span class="explanation-format__original">compressed</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >'<span class="explanation-format__original">compact</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ ></span>
(Other definitions for dense that I've seen before include "Compressed - obtuse" , "Tightly packed - stupid" , "Thick, compact or crowded" , "Closely compacted" , "Closely crowded together" .)