Entomology definition of Discoidal September 7, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Discoidal Entomology definition of Discoidal: relating to the disc, or middle = discal. Discoidal Entomology explanationDiscoidal Entomology meaningEntomology Discoidal definitionReviews & Comments