phenolsulfonphthalein

noun
phe·​nol·​sul·​fon·​phtha·​lein
variants: or chiefly British phenolsulphonphthalein \ -​ˌsəl-​fän-​ˈthal-​ē-​ən, -​ˈthal-​ˌēn, -​ˈthāl-​ How to pronounce phenolsulphonphthalein (audio) \

Medical Definition of phenolsulfonphthalein

: a red crystalline compound C19H14O5S used chiefly as a test of kidney function and as an acid-base indicator

called also phenol red

Learn More about phenolsulfonphthalein

Cite this Entry

“Phenolsulfonphthalein.” The Merriam-Webster.com Medical Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/medical/phenolsulfonphthalein. Accessed 13 December 2019.

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