superacid

adjective

su·​per·​acid
¦süpə(r)+
1
: excessively acid
superacid solutions of perchloric acid in acetic acid
2
: having a pH value of 3.5–4.0
—used of a highly acid soil (such as bog peat)

Word History

Etymology

super- + acid

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Dictionary Entries Near superacid

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superacid

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Cite this Entry

“Superacid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/superacid. Accessed 25 Nov. 2024.

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