English word ectosymbiont comes from English ecto- (Outside.), English symbiont

Detailed word origin of ectosymbiont

Dictionary entry	Language	Definition
ecto-	English (eng)	Outside.
symbiont	English (eng)	(ecology) An organism that lives in a symbiotic relationship; a symbiote.
ectosymbiont	English (eng)	(ecology) A partner in a symbiotic relationship that remains on the surface of its host or occupies a body cavity.

Words with the same origin as ectosymbiont