n. [ NL., fr. Gr. chelidw`n. ] (Anat.) The hollow at the flexure of the arm. [ 1913 Webster ]

a. [ See Celandine. ] (Chem.) Of, pertaining to, or derived from, the celandine. [ 1913 Webster ]

Chelidonic acid, a weak acid extracted from the celandine (Chelidonium majus), as a white crystalline substance. [ 1913 Webster ]

n. a genu having only one species; the greater celandine.
Syn. -- genus Chelidonium. [ WordNet 1.5 ]

‖n. [ L. (sc. lapillus.) ] A small stone taken from the gizzard of a young swallow. -- anciently worn as a medicinal charm. [ 1913 Webster ]