1. [n]  the official language of Lithuania; belongs to the Baltic branch of Indo European
2. [adj]  of or relating to or characteristic of Lithuania or its people or language

LITHUANIAN is a 10 letter word that starts with L.

1. \Lith`u*a"ni*an\, a.
   Of or pertaining to Lithuania (formerly a principality united
   with Poland, but now Russian and Prussian territory).
   
   
   
   

2. \Lith`u*a"ni*an\, n.
   A native, or one of the people, of Lithuania; also, the
   language of the Lithuanian people.