n. [ Gr. chryso`s gold + &unr_; to show. ] (Chem.) A glucoside extracted from rhubarb as a bitter, yellow, crystalline powder, and yielding chrysophanic acid on decomposition. [ 1913 Webster ]

n. [ OE. crisopace, OF. crisoprace, F. chrysoprase, L. chrysoprasus, fr. Gr. &unr_;; chryso`s gold + &unr_; leek. ] (Min.) An apple-green variety of chalcedony, colored by nickel. It has a dull flinty luster, and is sometimes used in jewelry. [ 1913 Webster ]

n. [ OE. crisopace, OF. crisoprace, F. chrysoprase, L. chrysoprasus, fr. Gr. &unr_;; chryso`s gold + &unr_; leek. ] (Min.) An apple-green variety of chalcedony, colored by nickel. It has a dull flinty luster, and is sometimes used in jewelry. [ 1913 Webster ]