Definition of juvenile hormone in English:

juvenile hormone

Syllabification: ju·ve·nile hor·mone

noun

Entomology
Any of a number of hormones regulating larval development in insects and inhibiting metamorphosis.
More example sentences
  • The mode of action of methoprene is to directly interfere with normal hormone function by mimicking the insect juvenile hormone.
  • Methyl farnesoate is a sesquiterpene that is related to the insect juvenile hormone.
  • Oogenesis in Drosophila is regulated by the steroid hormone ecdysone and the sesquiterpenoid juvenile hormone.

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Word of the day animalcule
Pronunciation: ˌanɪˈmalkjuːl
noun
a microscopic animal