noun (n)

• growth by the rapid multiplication of parts

  pertumbuhan oleh rapid perbanyakan bagian

  source: wordnet30
• a rapid increase in number (especially a rapid increase in the number of deadly weapons)

  dengan peningkatan jumlah (terutama dengan peningkatan bilangan senjata yg mematikan)

  Example:
  The proliferation of nuclear weapons.
  

  Antonym:
  non-proliferation, nonproliferation
  

  source: wordnet30
• The continuous development of cells in tissue formation; cell formation.

  yang berterusan pengembangan sel tisu formasi; sel formasi.

  source: webster1913