ideography

from WordNet (r) 3.0 (2006)

ideography
    n 1: the use of ideograms in writing

from The Collaborative International Dictionary of English v.0.48

Ideography \I`de*og"ra*phy\, n.
   The representation of ideas independently of sounds, or in an
   ideographic manner, as sometimes is done in shorthand
   writing, etc.
   [1913 Webster] ideologic