nanization|neɪnaɪˈzeɪʃən| [f.*nanize, ad. F. naniser (1875 in Littré Suppl.): see nanism.] The process of artificially dwarfing trees or plants. 1889Rein Industries Japan 265 Dwarfing or Nanisation is the name which we give to the various operations for producing dwarfed forms.