Source : Webster's Revised Unabridged Dictionary (1913)

Silesia \Si*le"si*a\, n.
   1. A kind of linen cloth, originally made in Silesia, a
      province of Prussia.

   2. A twilled cotton fabric, used for dress linings.

Source : WordNet®

Silesia
     n 1: a region of central Europe rich in deposits of coal and iron
          ore; annexed by Prussia in 1742 but now largely in
          Poland [syn: {Slask}, {Slezsko}, {Schlesien}]
     2: a sturdy twill-weave cotton fabric; used for pockets and
        linings