thy·​mol·​phtha·​lein -ˈthal-ˌēn, -ˈthā-ˌlēn, -ˈthal-ē-ən How to pronounce thymolphthalein (audio)
: a crystalline compound C28H30O4 analogous to phenolphthalein and likewise used as an acid-base indicator

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Cite this Entry

“Thymolphthalein.” Medical Dictionary, Merriam-Webster, Accessed 23 Feb. 2024.

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