Entomology definition of Ctenidium September 7, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Ctenidium Entomology definition of Ctenidium: a comb-like structure occurring on any part of an insect. Ctenidium Entomology explanationCtenidium Entomology meaningEntomology Ctenidium definitionReviews & Comments