Entomology definition of Tergal September 14, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Tergal Entomology definition of Tergal: belonging to the primitively upper surface: see dorsal. Entomology Tergal definitionTergal Entomology explanationTergal Entomology meaningReviews & Comments