polyporic acid
Biochemistry
noun
A bronze-coloured crystalline solid, C18H12O4, which is a colouring matter found in certain fungi and lichens, and was first isolated from a fungus of the genus Polyporus; 3,6-dihydroxy-2,5-diphenyl-p-benzoquinone.
Origin
Late 19th century; earliest use found in Journal of the Chemical Society.