The Collaborative International Dictionary of English v.0.48:

Liechtenstein \Liechtenstein\ prop. n.
   a small principality in central Europe.
   [WordNet 1.5]

WordNet (r) 3.0 (2006):

Liechtenstein
    n 1: a small landlocked principality (constitutional monarchy)
         in central Europe located in the Alps between Austria and
         Switzerland [syn: Liechtenstein, Principality of
         Liechtenstein]