Entomology definition of Transverse sulci September 14, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Transverse sulci Entomology definition of Transverse sulci: the transverse grooves of pronotum in many Orthoptera. Entomology Transverse sulci definitionTransverse sulci Entomology explanationTransverse sulci Entomology meaningReviews & Comments