English dictionary
hydroxyl
/h/aI/'dr/A/ks/I/l/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
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the monovalent group -OH in such compounds as bases and some acids and alcohols
Source: WordNet 3.0
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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.
Source: webster1913