sulfonic acid

noun

Definition of sulfonic acid 

: any of numerous acids that contain the SO3H group and may be derived from sulfuric acid by replacement of a hydroxyl group by either an inorganic anion or a monovalent organic group

Examples of sulfonic acid in a Sentence

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Perfluorooctanoic acid, or PFOA, and perfluorooctane sulfonic acid, or PFOS, have been used in products ranging from carpets and nonstick pans to industrial processes and fire control. Lee Bergquist, Milwaukee Journal Sentinel, "Firefighting foam used by unit of Johnson Controls poses toxic threat to Green Bay," 19 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sulfonic acid.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of sulfonic acid

1873, in the meaning defined above

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The first known use of sulfonic acid was in 1873

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More Definitions for sulfonic acid

sulfonic acid

noun

Medical Definition of sulfonic acid 

: any of numerous acids that contain the SO3H group and may be derived from sulfuric acid by replacement of a hydroxyl group by either an inorganic anion or a monovalent organic group

More from Merriam-Webster on sulfonic acid

Britannica.com: Encyclopedia article about sulfonic acid

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