Share this entry

aldol Line breaks: aldol
Pronunciation: /ˈaldɒl/

Definition of aldol in English:


[mass noun] Chemistry
A viscous liquid obtained when acetaldehyde dimerizes in dilute alkali or acid.
Example sentences
  • The simplest aldol - CH 3 CHOHCH 2 CHO - is produced from ethanal.
  • The most useful mixed Aldols are those where only one reactent can form an enolate.
  • Aldols are bifunctional molecules possessing OH and C=O groups, which are able to act as both hydrogen donors and/or acceptors.


Late 19th century: from al(dehyde) + -ol.

Words that rhyme with aldol

obol • Panadol • Algol • argol

Definition of aldol in:

Share this entry


What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day coiffeur
Pronunciation: kwäˈfər
a hairdresser