The Collaborative International Dictionary of English v.0.48:

Philistinism \Phi*lis"tin*ism\, n.
   The condition, character, aims, and habits of the class
   called Philistines. See Philistine, 3. [Recent] --Carlyle.
   [1913 Webster]

         On the side of beauty and taste, vulgarity; on the side
         of morals and feeling, coarseness; on the side of mind
         and spirit, unintelligence, -- this is Philistinism.
                                                  --M. Arnold.
   [1913 Webster]

WordNet (r) 3.0 (2006):

philistinism
    n 1: a desire for wealth and material possessions with little
         interest in ethical or spiritual matters [syn:
         materialism, philistinism]