Source : Webster's Revised Unabridged Dictionary (1913)

Pulverization \Pul`ver*i*za"tion\, n. [Cf. F. pulv['e]risation.]
   The action of reducing to dust or powder.

Source : WordNet®

pulverization
     n 1: a solid substance in the form of tiny loose particles; a
          solid that has been pulverized [syn: {powder}, {pulverisation}]
     2: the act of grinding to a powder or dust [syn: {grind}, {mill},
         {pulverisation}]
     3: annihilation by pulverizing something [syn: {pulverisation}]