The Collaborative International Dictionary of English v.0.48:

Lutzen \Lutzen\ n.
   A battle in the Thirty Years' War (1632) at which the Swedes
   under King Gustavus Adolphus defeated the Imperialists under
   Wallenstein, and in which Adolphus was killed.

   Syn: battle of Lutzen.
        [WordNet 1.5]

WordNet (r) 3.0 (2006):

Lutzen
    n 1: a battle in the Thirty Years' War (1632); Swedes under
         Gustavus Adolphus defeated the Holy Roman Empire under
         Wallenstein; Gustavus Adolphus was killed [syn: Lutzen,
         battle of Lutzen]