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

n. A univalent radical or functional group (–OH) in organic chemistry; present in alcohols, phenols, carboxylic acids and certain other classes of compounds.

n. A compound radical, or unsaturated group, HO, consisting of one atom of hydrogen and one of oxygen. It is a characteristic part of the hydrates, the alcohols, the oxygen acids, etc.

n. A compound radical (OH) which has never been isolated, but which is a factor in a vast number of chemical compounds.

n. the monovalent group -OH in such compounds as bases and some acids and alcohols

"(SIMS), which allowed them to analyze the grains for a compound known as hydroxyl, which can be incorporated into apatite's chemical structure if the mineral crystallizes from magma that contains water."

chemical group    group    radical   

hydroxide   

hydroxyl ion    hydroxylapatite    hydroxylamine    hydroxylammonium nitrate    hydroxylate    hydroxylbastnasite   

carboxylate    superoxide    benzyl    acyl    carbonyl    peroxyl    nitryl    enolate    monatomic    mercuric