Share this entry
diol Line breaks: diol
Pronunciation: /ˈdʌɪɒl/

Definition of diol in English:


An alcohol containing two hydroxyl groups in its molecule.
Example sentences
  • They are the result of a reaction between a diacid (such as terephthalic acid) and a diol (such as ethylene glycol).
  • Biocatalysts from unique South-African biomes are employed to produce a wide range of single enantiomer chiral epoxides and diols in highly efficient, environmentally friendly processes.
  • Macrodiols with different thermal characteristics were prepared using ring-opening polymerization of cyclic diesters or lactones with a low molecular weight diol as an initiator.


1920s: from di-1 'two' + -ol.

Definition of diol 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.

Subscribe to remove ads and access premium resources