Entomology definition of Reductus September 13, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Reductus Entomology definition of Reductus: a zig-zag marking or corrugation. Entomology Reductus definitionReductus Entomology explanationReductus Entomology meaningReviews & Comments