Daph"nin (?), n. [Cf. F. daphnine.] Chem. (a)
A dark green bitter resin extracted from the mezereon (Daphne mezereum) and regarded as the essential principle of the plant.
A white, crystalline, bitter substance, regarded as a glucoside, and extracted from Daphne mezereum and D. alpina.
© Webster 1913.