Entomology definition of Bristle September 7, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Bristle Entomology definition of Bristle: a stiff hair, usually short and blunt. Bristle Entomology explanationBristle Entomology meaningEntomology Bristle definitionReviews & Comments