Entomology definition of Abductor mandibulae September 6, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Abductor mandibulae Entomology definition of Abductor mandibulae: the muscle that opens the mandibles. Abductor mandibulae Entomology explanationAbductor mandibulae Entomology meaningEntomology Abductor mandibulae definitionReviews & Comments