Eurydice

wife of Orpheus in Greek mythology, from Latinized form of Greek Eurydike, literally "wide justice," from eurys "wide" (see eury-) + dike "custom, usage; justice, right; court case," "custom, usage," and, via the notion of "right as dependent on custom," "law, a right; a judgment; a lawsuit, court case, trial; penalty awarded by a judge," from PIE *dika-, from root *deik- "to show," also "pronounce solemnly."