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diol

[dahy-awl, -ol] /ˈdaɪ ɔl, -ɒl/
noun, Chemistry
1.
glycol (def 2).
Origin
1920-1925
1920-25; di-1 + -ol
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for diol

diol

/ˈdaɪɒl/
noun
1.
(chem) any of a class of alcohols that have two hydroxyl groups in each molecule Also called glycol, dihydric alcohol
Word Origin
from di-1 + (alcoh)ol
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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diol in Science
diol
  (dī'ôl, -ŏl)   
An alcohol containing two hydroxyl groups per molecule.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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