Source : Webster's Revised Unabridged Dictionary (1913)

Celandine \Cel"an*dine\ (s[e^]l"[a^]n*d[imac]n), n. [OE.
   celidoine, OF. celidoine, F. ch['e]lidoine, fr. L. chelidonia
   (sc. herba), fr. chelidonius pertaining to the swallow, Gr.
   chelido`nios, fr. chelidw`n the swallow, akin to L. hirundo a
   swallow.] (Bot.)
   A perennial herbaceous plant ({Chelidonium majus}) of the
   poppy family, with yellow flowers. It is used as a medicine
   in jaundice, etc., and its acrid saffron-colored juice is
   used to cure warts and the itch; -- called also {greater
   celandine} and {swallowwort}.

   {Lasser celandine}, the pilewort ({Ranunculus Ficaria}).

Chelidonic \Chel`i*don"ic\, a. [See {Celandine}.] (Chem.)
   Of, pertaining to, or derived from, the celandine.

   {Chelidonic acid}, a weak acid extracted from the celandine
      ({Chelidonium majus}), as a white crystalline substance.

Source : WordNet®

Chelidonium majus
     n : perennial herb with branched woody stock and bright yellow
         flowers [syn: {celandine}, {greater celandine}, {swallowwort},
          {swallow wort}]