Academic essay (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">academic essay</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for thesis that I've seen before include "Academic dissertation" , "A lengthy essay, perhaps for degree" , "Long dissertation written to obtain university degree" , "Theme for an essay" , "writing following research" .)
(Other definitions for paper that I've seen before include "conference presentation" , "News medium" , "Literary essay" , "Material made from wood pulp, say" , "See 10/25/18/20" .)