Entomology definition of Anal siphon September 7, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Anal siphon Entomology definition of Anal siphon: the anal breathing tube of Culicid larvae. Anal siphon Entomology explanationAnal siphon Entomology meaningEntomology Anal siphon definitionReviews & Comments