plural -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

Word History


Latin purpura purple + English -o- + pyrogallol + -in

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Dictionary Entries Near purpurogallin

Cite this Entry

“Purpurogallin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/purpurogallin. Accessed 27 Sep. 2023.

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