From mega- + bacterium. <span class="searchmatch">megabacterium</span> (plural megabacteria) Any relatively large bacterium...
From mega- + bacterial. megabacterial (not comparable) Of or relating to a <span class="searchmatch">megabacterium</span>....
halobacterium Hansen’s bacterium heliobacterium iron bacterium macrobacterium <span class="searchmatch">megabacterium</span> microbacterium mirror bacterium mycobacterium nanobacterium nitrobacterium...
megalethoscope mega-amp megaampere megampere mega-annum megabacterial <span class="searchmatch">megabacterium</span> megabad megaband megabank megabar megabarn megabase megabasepair megabash...