Entomology definition of Cephalon September 7, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Cephalon Entomology definition of Cephalon: the head. Cephalon Entomology explanationCephalon Entomology meaningEntomology Cephalon definitionReviews & Comments