Entomology definition of Ecto-parasite September 14, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Ecto-parasite Entomology definition of Ecto-parasite: one that is attached to the external surface of the host. Ecto-parasite Entomology explanationEcto-parasite Entomology meaningEntomology Ecto-parasite definitionReviews & Comments