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a combining form used in the names of chemical compounds in which the hydroxyl group is present:
hydroxyketone. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for hydroxy-


combining form
(in chemical compounds) indicating the presence of one or more hydroxyl groups or ions
Word Origin
from hydro- + oxy(gen)
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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hydroxy- in Medicine

hydroxy- pref.
Having, adding, or substituting a hydroxyl radical in a compound: hydroxyapatite.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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