Lithophane

from The Collaborative International Dictionary of English v.0.48
Lithophane \Lith"o*phane\, n. [Litho- + Gr. fai`nein to show,
   reveal.]
   Porcelain impressed with figures which are made distinct by
   transmitted light, as in a lamp shade or when hung in a
   window. -- {Lith`o*phan"ic}, a. -- {Li*thoph"a*ny}, n.
   [Webster 1913 Suppl.]
    

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