Source : Webster's Revised Unabridged Dictionary (1913)

Astrakhan \As`tra*khan"\, a.
   Of or pertaining to Astrakhan in Russia or its products; made
   of an Astrakhan skin. -- n. The skin of stillborn or young
   lambs of that region, the curled wool of which resembles fur.

Source : WordNet®

astrakhan
     n 1: the fur of young lambs
     2: a city in southwestern Russia on the delta of the Volga
        River