Source : Webster's Revised Unabridged Dictionary (1913)

Argand lamp \Ar"gand lamp`\ [Named from the inventor, Aim['e]
   Argand of Geneva.]
   A lamp with a circular hollow wick and glass chimney which
   allow a current of air both inside and outside of the flame.

   {Argand burner}, a burner for an Argand lamp, or a gas burner
      in which the principle of that lamp is applied.