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n. A chemical compound containing the hydroxyl group.

n. An univalent anion (OH-1) based on the hydroxyl functional group.

n. Any substance containing such an anion.

n. 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.

n. a compound of an oxide with water

n. a chemical compound containing the hydroxyl group

"But if we consider hydrogen as a gasiform metal, we naturally arrive at the conclusion that _water is the hydroxide of this gasiform metal_, that is _hydrogen hydroxide_, while gaseous hydrochloric and hydrosulphuric acids would be looked upon as respectively the chloride and the sulphide of the metal hydrogen."

compound    chemical compound   

hydrogen ion    pOH    hydronium    pH   

methylmercury hydroxide    lithium hydroxide    caesium hydroxide    iron hydroxide    barium hydroxide   

hydrate   

monoxide   

sulfate    nitrite    phosphate    citrate    oxalate