Definition of citronellal
: a lemon-odored aldehyde C10H18O that is derived especially from citronella oil and is used in perfumery and as an insect repellent
Buying Guide
Our Reviews team has selected the best bug spray.
Test Your Vocabulary
Eponyms: Words Named After People
-
- What is the best definition of boycott?

Test your vocabulary with our 10-question quiz!
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share citronellal
Time Traveler for citronellal
The first known use of citronellal was in 1890
See more words from the same year