purpurogallin
noun
pur·pu·ro·gal·lin
\ˌpərpyərōˈgalə̇n\
Definition of purpurogallin
-s
: a red crystalline phenolic ketone dye C11H4O(OH)4 that occurs naturally in various plant galls as the diglucoside and is made synthetically by oxidation of pyrogallol
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Origin and Etymology of purpurogallin
Latin purpura purple + English -o- + pyrogallol + -in
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