Source : Webster's Revised Unabridged Dictionary (1913)

Canalization \Ca*nal`i*za"tion\, n.
   Construction of, or furnishing with, a canal or canals. [R.]

Source : WordNet®

canalization
     n 1: the production of a canal or a conversion to canals [syn: {canalisation}]
     2: management through specified channels of communication [syn:
         {channelization}, {channelisation}, {canalisation}]