purpurogallin
A red crystalline compound, the aglycon of several glycosides from nutgalls and oak barksA red crystalline compound, the aglycon of several glycosides from nutgalls and oak barks.
Meaning
1 senses(uncountable)A red crystalline compound, the aglycon of several glycosides from nutgalls and oak barks.
Origin
From Latin purpura (“purple”) -o- + gall + -in.From Latin purpura (“purple”) -o- + gall + -in.
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Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable