Entomology definition of Discal September 7, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Discal Entomology definition of Discal: on or relating to the disc of any surface or structure. Discal Entomology explanationDiscal Entomology meaningEntomology Discal definitionReviews & Comments