Study group (7)
I believe the answer is:
seminar
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">study group</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 seminar that I've seen before include "Training meeting" , "Short intensive study course for marines" , "University course" , "workshop" , "Symposium" .)