Also found in: Thesaurus, Medical, Legal, Encyclopedia, Wikipedia.
Related to juvenile hormone: ecdysone
Any of several hormones in insects that regulate various physiological processes, especially larval development and reproduction.
(Biochemistry) a hormone, secreted by insects from a pair of glands behind the brain, that promotes the growth of larval characteristics and inhibits metamorphosis
any of a class of insect hormones acting to inhibit the molting of an immature insect into its adult form.