bi·​sul·​fate (ˌ)bī-ˈsəl-ˌfāt How to pronounce bisulfate (audio)
: an acid sulfate

Examples of bisulfate in a Sentence

Recent Examples on the Web Use soda ash to increase pH; muriatic acid or sodium bisulfate to decrease. Danielle Beurteaux, Popular Mechanics, 18 May 2018 Following treatment, sodium bisulfate would be used to detoxify the water before it was released back into the river. Keith Matheny, Detroit Free Press, 27 Mar. 2018

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'bisulfate.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1814, in the meaning defined above

Time Traveler
The first known use of bisulfate was in 1814

Dictionary Entries Near bisulfate

Cite this Entry

“Bisulfate.” Dictionary, Merriam-Webster, Accessed 3 Oct. 2023.

Medical Definition


variants or chiefly British bisulphate
: an acid sulfate
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