on: <span class="searchmatch">Plessner</span> Wikipedia Borrowed from German <span class="searchmatch">Plessner</span>. <span class="searchmatch">Plessner</span> (plural <span class="searchmatch">Plessners</span>) A surname from German. Hanks, Patrick, editor (2003), “<span class="searchmatch">Plessner</span>”, in...