From ecto- + symbiontic. <span class="searchmatch">ectosymbiontic</span> (not comparable) Relating to ectosymbionts...
ectosymbionts) (ecology) A partner in a symbiotic relationship that remains on the surface of its host or occupies a body cavity <span class="searchmatch">ectosymbiontic</span> mycetobionts...
ectosome ectospermalege ectosphere ectostylid ectosylvian ectosymbiont <span class="searchmatch">ectosymbiontic</span> ectosymbiosis ectosymbiotic ectoteloblast ectotherm ectothermy ectotroph...