Entomology definition of Crassus September 7, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Crassus Entomology definition of Crassus: thick; tumid. Crassus Entomology explanationCrassus Entomology meaningEntomology Crassus definitionReviews & Comments