- An agent that repels mosquitoes or gnats.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for culicifuge
Culicifuge: any preparation for driving away gnats or mosquitoes.Explanation of Terms Used in Entomology
John. B. Smith