Entomology definition of Pre-halter September 12, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Pre-halter Entomology definition of Pre-halter: a membranous scale in front of the true haltere of a fly. Entomology Pre-halter definitionPre-halter Entomology explanationPre-halter Entomology meaningReviews & Comments