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bisulfate

or bi·sul·phate

[ bahy-suhl-feyt ]
/ baɪˈsʌl feɪt /
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noun Chemistry.
a salt of sulfuric acid, containing the HSO4 group; an acid sulfate; a hydrogen sulfate, as sodium bisulfate, NaHSO4.
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Origin of bisulfate

First recorded in 1860–65; bi-1 + sulfate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
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