Source : Webster's Revised Unabridged Dictionary (1913)

Popularization \Pop`u*lar*i*za"tion\, n.
   The act of making popular, or of introducing among the
   people.

Source : WordNet®

popularization
     n 1: an interpretation that easily understandable and acceptable
          [syn: {popularisation}]
     2: the act of making something attractive to the general public
        [syn: {popularisation}, {vulgarization}, {vulgarisation}]