| chelidonium | (n) one species: greater celandine, Syn. genus Chelidonium |
| Chelidonium | n. a genu having only one species; the greater celandine. |
| Chelidonius | ‖n. [ L. (sc. lapillus.) ] A small stone taken from the gizzard of a young swallow. -- anciently worn as a medicinal charm. [ 1913 Webster ] |