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phenolsulfonephthalein

[fee-nawl-suhl-fohn-thal-een, -ee-in, -fthal-, -nol-]
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noun Chemistry.
  1. a bright to dark red crystalline compound, C19H14O5S, slightly soluble in water, alcohol, and acetone: used as an acid-base indicator and as a diagnostic reagent in medicine.
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Origin of phenolsulfonephthalein

Also called phenol red.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

phenol red in Medicine

phenol red

n.
  1. A bright to dark red, water-soluble crystalline dye used as an acid-base indicator and to test kidney function and renal blood flow.phenolsulfonphthalein
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.