A pheromone, C19H38O, produced by female gypsy moths and used in synthetic form in devices that attract and trap male gypsy moths.

[New Latin dispār, specific epithet of gypsy moth (from dispār : dis-, dis- + pār, equal; see par) + lure.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
Held to leaves, branches, and trunks by means of gluelike sticker, the dispensers' job would be to saturate the air with Disparlure, a commercially produced pheromone that mimics the natural chemical sex attractant of female moths.
Disparlure: This artificially produced gypsy-moth sex attractant is placed on bits of tape that are attached to trees or formed into flakes that are dropped by air.
Disparlure baits about 300,000 traps used in federal and state programs.
Still in an experimental stage, this kind of disparlure is used by FS and APHIS to permeate an entire forest.
The alternative disparlure is dispensed from airplanes by special hoppers that broadcast small chips of pheromone-impregnated plastic laminate.
A company called AgriSense in Fresno, California, sent Leonhardt several new types of polymeric microbeads containing this formulation, called racemic disparlure. These tiny impregnated microbeads can be distributed with normal aerial spraying techniques.
If the local males are too confused by disparlure to find these females and mate with them, it is assumed that indigenous females are also untouched.