hydroxyl

or hy·drox·y

[hahy-drok-suh l]

See more synonyms for hydroxyl on Thesaurus.com

adjective

containing the hydroxyl group.

Origin of hydroxyl

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

Related formshy·drox·yl·ic

[hahy-drok-sil-ik] /ˌhaɪ drɒkˈsɪl ɪk/, adjective

hydroxy-

a combining form used in the names of chemical compounds in which the hydroxyl group is present: hydroxyketone.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for hydroxy

Historical Examples

But along with these three general classes are found all kinds of connecting links: Acid salts, basic salts, hydroxy acids, etc.
Negro Folk Rhymes
Thomas W. Talley
On boiling with water, they are partially reconverted into the hydroxy acids.
Encyclopaedia Britannica, 11th Edition, Volume 16, Slice 1
Various

British Dictionary definitions for hydroxy

hydroxy

adjective

(of a chemical compound) containing one or more hydroxyl groups

Word Origin

C19: hydro- + oxy (gen)

hydroxyl

noun

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

Derived Formshydroxylic, adjective

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

hydroxy in Medicine

hydroxy-

pref.

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

hydroxyl

(hī-drŏk′sĭl)

The univalent radical or group OH, a characteristic component of bases, certain acids, phenols, alcohols, carboxylic and sulfonic acids, and amphoteric compounds.

hydroxy in Science