RhymeZone: erythrin definitions

Definitions of erythrin:

noun: (organic chemistry) C₂₀H₂₂O₁₀, an organic compound extracted from certain lichens, a derivative of orsellinic acid.
noun: Alternative form of erythrite [(mineralogy) Red cobalt, a secondary hydrated arsenate of cobalt minerals with the formula (Co₃(AsO₄)₂·8H₂O).]

(Definitions from Wiktionary)