[ dahy-awl, -ol ]
/ ˈdaɪ ɔl, -ɒl /
DON’T VACILLATE! VANQUISH THIS WORD OF THE DAY QUIZ!
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Question 1 of 7
What does “vacillate” mean?
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for diol
/ (ˈdaɪɒl) /
chem any of a class of alcohols that have two hydroxyl groups in each moleculeAlso called: glycol, dihydric alcohol
Word Origin for diol
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
Medical definitions for diol
Relating to a compound having two hydroxyl groups added, especially a glycol:ethandiol.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for diol
[ dī′ôl, -ŏl ]
An alcohol containing two hydroxyl groups per molecule.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.