Entomology definition of Protuberant September 12, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Protuberant Entomology definition of Protuberant: rising or produced above the surface or general level. Entomology Protuberant definitionProtuberant Entomology explanationProtuberant Entomology meaningReviews & Comments