juvenile hormone

noun Biochemistry.

any of a class of insect and plant hormones acting to inhibit the molting of a juvenile insect into its adult form.

Nearby words

  1. juvenile cell,
  2. juvenile court,
  3. juvenile delinquency,
  4. juvenile delinquent,
  5. juvenile diabetes,
  6. juvenile muscular atrophy,
  7. juvenile myoclonic epilepsy,
  8. juvenile officer,
  9. juvenile osteomalacia,
  10. juvenile palmo-plantar fibromatosis

Origin of juvenile hormone

First recorded in 1935–40

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for juvenile hormone

juvenile hormone


a hormone, secreted by insects from a pair of glands behind the brain, that promotes the growth of larval characteristics and inhibits metamorphosis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012