From sub- + discussion. <span class="searchmatch">subdiscussion</span> (plural <span class="searchmatch">subdiscussions</span>) A secondary or subsidiary discussion....
<span class="searchmatch">subdiscussions</span> plural of <span class="searchmatch">subdiscussion</span>...
nondiscussion overdiscussion panel discussion prediscussion rediscussion <span class="searchmatch">subdiscussion</span> discuss discusser (“a person who discusses”) conversation or debate...