Meaning : Growth by the rapid multiplication of parts.
Meaning : A rapid increase in number (especially a rapid increase in the number of deadly weapons).
Example :
The proliferation of nuclear weapons.
The prevention of something increasing or spreading (especially the prevention of an increase in the number of countries possessing nuclear weapons).
They protested that the nonproliferation treaty was just a plot to maintain the hegemony of those who already had nuclear weapons.Proliferation meaning in Bengali (Bangla).