ˌkeləˈdōnēəm noun
Usage: capitalized
Etymology: New Latin, from Greek chelidonion celandine, from chelidonion, neuter of chelidonios of the swallow — more at celandine
: a genus of herbs of the family Papaveraceae characterized by brittle stems, yellowish acrid juice, pinnately divided leaves, and small yellow flowers in pedunculate umbels — see celandine