Entomology definition of Nodule September 11, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Nodule Entomology definition of Nodule: a little knot, lump or node. Entomology Nodule definitionNodule Entomology explanationNodule Entomology meaningReviews & Comments