noun (n)

• a solid substance in the form of tiny loose particles; a solid that has been pulverized(noun.substance)

  Synonym:
  powder, pulverisation
  

  source: wordnet30
• the act of grinding to a powder or dust(noun.act)

  Synonym:
  grind, mill, pulverisation
  

  source: wordnet30
• annihilation by pulverizing something(noun.act)

  Synonym:
  pulverisation
  

  source: wordnet30
• The action of reducing to dust or powder.(noun)

  source: webster1913