Word Study
hydroxide
CIDE DICTIONARY
hydroxide, n. [Hydro-, 2 + oxide.].
A hydrate; a substance containing hydrogen and oxygen, made by combining water with an oxide, and yielding water by elimination. The hydroxides are regarded as compounds of hydroxyl, united usually with basic element or radical; as, calcium hydroxide ethyl hydroxide. [1913 Webster]
OXFORD DICTIONARY
hydroxide, n. Chem. a metallic compound containing oxygen and hydrogen either in the form of the hydroxide ion (OH-) or the hydroxyl group (-OH).
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