From plésiomorphe + -isme. <span class="searchmatch">plésiomorphisme</span> m (plural <span class="searchmatch">plésiomorphismes</span>) (biology) plesiomorphism, plesiomorphy plésiomorphique...
<span class="searchmatch">plésiomorphismes</span> m plural of <span class="searchmatch">plésiomorphisme</span>...
From <span class="searchmatch">plésiomorphisme</span> + -ique. plésiomorphique (plural plésiomorphiques) (biology) plesiomorphic...