hydroxyl
hy·drox·yl
noun \hī-ˈdräk-səl\Definition of HYDROXYL
1
: the chemical group, ion, or radical OH that consists of one atom of hydrogen and one of oxygen and is neutral or negatively charged
2
: hydroxide 1
— hy·drox·yl·ic \ˌhī-ˌdräk-ˈsi-lik\ adjective
See Origin of HYDROXYL
hydr- + ox- + -yl
First Known Use: 1869
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