sulfonephthalein

noun

Any of many sulfonic acids derived from phthaleins, some of which are important acid-base indicators.

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Meanings

nounsulfonephthalein (plural sulfonephthaleins)

plural sulfonephthaleins

  1. chemistryAny of many sulfonic acids derived from phthaleins, some of which are important acid-base indicators.

Origin

From sulfone + phthalein.

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Cite this entry
APA

sulfonephthalein. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/sulfonephthalein

MLA

“sulfonephthalein.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sulfonephthalein. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “sulfonephthalein,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/sulfonephthalein.

Source: sulfonephthalein on Wiktionary, CC BY-SA 4.0.