Entomology definition of Epiblast September 7, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Epiblast Entomology definition of Epiblast: the outer germ layer of the embryo. Entomology Epiblast definitionEpiblast Entomology explanationEpiblast Entomology meaningReviews & Comments