Source : Webster's Revised Unabridged Dictionary (1913)

Crepe \Cr[^e]pe\ (kr[^a]p; Eng. kr[=a]p), n. [F.]
   Any of various crapelike fabrics, whether crinkled or not.

   {Cr[^e]pe de Chine} (?) [F. de Chine of China], Canton crape
      or an inferior gauzy fabric resembling it.

   {C. lisse} (l[=e]s) [F. lisse smooth], smooth, or unwrinkled,
      crape.

Source : WordNet®

crepe de Chine
     n : a very thin crepe of silk or silklike fabric