The Collaborative International Dictionary of English v.0.48:

Majolica \Ma*jol"i*ca\, n. [It.]
   A kind of pottery, with opaque glazing and showy decoration,
   which reached its greatest perfection in Italy in the 16th
   century.
   [1913 Webster]

   Note: The term is said to be derived from Majorca, which was
         an early seat of this manufacture. --Heyse.
         [1913 Webster]

WordNet (r) 3.0 (2006):

majolica
    n 1: highly decorated earthenware with a glaze of tin oxide
         [syn: majolica, maiolica]