From mega- + evolution. English Wikipedia has an article on: <span class="searchmatch">megaevolution</span> Wikipedia <span class="searchmatch">megaevolution</span> (uncountable) Very large-scale evolution megaevolve...
/ˈmeɡɑˌeʋoluːtio/, [ˈme̞ɡɑ̝ˌe̞ʋo̞ˌluːt̪io̞] Rhymes: -uːtio Syllabification(key): me‧ga‧e‧vo‧luu‧ti‧o Hyphenation(key): mega‧evo‧luu‧tio megaevoluutio <span class="searchmatch">megaevolution</span>...
genetic evolution karyoevolution long term evolution macroevolution <span class="searchmatch">megaevolution</span> mesoevolution metaevolution meta-evolution microevolution morphoevolution...
megadyne megaearthquake megaenzyme megaerg megerg megaesophagus megaevent <span class="searchmatch">megaevolution</span> megafactory megafamous megafan megafarad megafarm megafauna megafelid...