Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

citronellal

play
noun cit·ro·nel·lal \-ˈne-ˌlal\

Definition of citronellal

  1. :  a lemon-odored aldehyde C10H18O that is derived especially from citronella oil and is used in perfumery and as an insect repellent



Origin of citronellal

International Scientific Vocabulary, from New Latin citronella


First Known Use: 1893


Medical Dictionary

citronellal

play
noun cit·ro·nel·lal \-ˈnel-ˌal\

Medical Definition of citronellal

  1. :  an aldehyde C10H18O with a lemony odor that is obtained especially from citronella oil and that is used in perfumery and as an insect repellent




Learn More about citronellal


Seen and Heard

What made you want to look up citronellal? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

the Celtic May Day festival

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

prompt maudlin angry oily
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ