Entomology definition of Cycle September 7, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Cycle Entomology definition of Cycle: a round or circle, e.g. of development; a life cycle. Cycle Entomology explanationCycle Entomology meaningEntomology Cycle definitionReviews & Comments