iconolatry

from WordNet (r) 3.0 (2006)

iconolatry
    n 1: the worship of sacred images

from The Collaborative International Dictionary of English v.0.48

Iconolatry \I`co*nol"a*try\, n. [See {Iconolater}.]
   The worship of images as symbols; -- distinguished from
   {idolatry}, the worship of images themselves.
   [1913 Webster]