Source : Webster's Revised Unabridged Dictionary (1913)

Angelica \An*gel"i*ca\, n. [NL. See {Angelic}.] (Bot.)
   1. An aromatic umbelliferous plant ({Archangelica
      officinalis} or {Angelica archangelica}) the leaf stalks
      of which are sometimes candied and used in confectionery,
      and the roots and seeds as an aromatic tonic.

   2. The candied leaf stalks of angelica.

   {Angelica tree}, a thorny North American shrub ({Aralia
      spinosa}), called also {Hercules' club}.

Archangel \Arch`an"gel\, n. [L. archangelus, Gr. 'archa`ggelos:
   cf. OF. archangel, F. archange. See {Arch-}, pref., and
   {Angel}.]
   1. A chief angel; one high in the celestial hierarchy.
      --Milton.

   2. (Bot.) A term applied to several different species of
      plants ({Angelica archangelica}, {Lamium album}, etc.).

Source : WordNet®

Angelica Archangelica
     n : a biennial cultivated herb; its stems are candied and eaten
         and its roots are used medicinally [syn: {garden angelica},
          {archangel}]