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
Test Your Vocabulary
Odd Habits and Quirks
-
- Which of the following best describes an easily irritated person?

Test your visual vocabulary with our 10-question challenge!
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share juvenile hormone
Time Traveler for juvenile hormone
The first known use of juvenile hormone was in 1940
See more words from the same year