Dictionary.com

hydroxyl

or hy·drox·y

[ hahy-drok-suhl ]
/ haɪˈdrɒk səl /
Save This Word!

adjective
containing the hydroxyl group.
QUIZ
ARE YOU A TRUE BLUE CHAMPION OF THESE "BLUE" SYNONYMS?
We could talk until we're blue in the face about this quiz on words for the color "blue," but we think you should take the quiz and find out if you're a whiz at these colorful terms.
Question 1 of 8
Which of the following words describes “sky blue”?
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of hydroxyl

First recorded in 1865–70; hydr-2 + ox(y)-2 + -yl

OTHER WORDS FROM hydroxyl

hy·drox·yl·ic [hahy-drok-sil-ik], /ˌhaɪ drɒkˈsɪl ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use hydroxyl in a sentence

British Dictionary definitions for hydroxyl

hydroxyl
/ (haɪˈdrɒksɪl) /

noun
(modifier) of, consisting of, or containing the monovalent group -OH or the ion OH a hydroxyl group or radical

Derived forms of hydroxyl

hydroxylic, adjective
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 hydroxyl

hydroxyl
[ hī-drŏksĭl ]

n.
The univalent radical or group OH, a characteristic component of bases, certain acids, phenols, alcohols, carboxylic and sulfonic acids, and amphoteric compounds.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for hydroxyl

hydroxyl
[ hī-drŏksĭl ]

The group OH. Hydroxyl is present in bases, certain acids, hydroxides, and alcohols.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
FEEDBACK