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