Entomology definition of Atom -us September 7, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Atom -us Entomology definition of Atom -us: a minute dot or point. Atom -us Entomology explanationAtom -us Entomology meaningEntomology Atom -us definitionReviews & Comments