phenolphthalein
noun
phe·nol·phtha·lein
| \ ˌfē-nᵊl-ˈtha-lē-ən
, -ˈtha-ˌlēn, -ˈthā-
\
, -ˈtha-ˌlēn, -ˈthā-
\
Definition of phenolphthalein
: a white or yellowish-white crystalline compound C20H14O4 used in analysis as an indicator because its solution is brilliant red in alkalies and is decolorized by acids and in medicine as a laxative
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More Definitions for phenolphthalein
phenolphthalein
noun
phe·nol·phtha·lein
| \ ˌfēn-ᵊl-ˈthal-ē-ən
, -ˈthal-ˌēn
, -ˈthāl-\
, -ˈthal-ˌēn
, -ˈthāl-\
Medical Definition of phenolphthalein
: a white or yellowish white crystalline compound C20H14O4 that is used in analysis as an indicator because its solution is brilliant red in alkalies and is decolorized by acids and that is used in medicine as a laxative