Academic seminars (9)
I believe the answer is:
colloquia
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">academic seminars</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 colloquia that I've seen before include "Academic seminars" , "Academic conferences" , "Academic meetings" .)