juvenile hormone

noun

Definition of juvenile hormone

: an insect hormone that is secreted by the corpora allata, inhibits maturation to the imago, and plays a role in reproduction

First Known Use of juvenile hormone

1940, in the meaning defined above

Learn More About juvenile hormone

Time Traveler for juvenile hormone

Time Traveler

The first known use of juvenile hormone was in 1940

See more words from the same year

Dictionary Entries Near juvenile hormone

juvenile diabetes

juvenile hormone

juvenile insurance

See More Nearby Entries 

Statistics for juvenile hormone

Cite this Entry

“Juvenile hormone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/juvenile%20hormone. Accessed 4 Jul. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More from Merriam-Webster on juvenile hormone

Britannica.com: Encyclopedia article about juvenile hormone

WORD OF THE DAY

Test Your Vocabulary

Odd Habits and Quirks

  • image1926873504
  • Which of the following best describes an easily irritated person?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!