1.  proliferation(n = noun.process) - growth by the rapid multiplication of parts;
is a kind of development, growing, growth, maturation, ontogenesis, ontogeny
Derived forms verb proliferate₂, verb proliferate₁

2.  proliferation(n = noun.process) - a rapid increase in number (especially a rapid increase in the number of deadly weapons); "the proliferation of nuclear weapons"
is a kind of growth, increase, increment
Antonyms: non-proliferation, nonproliferation
Derived forms verb proliferate₂, verb proliferate₁

1.  The continuous development of cells in tissue formation; cell formation. Virchow. [1913 Webster]

2.  The production of numerous zooids by budding, especially when buds arise from other buds in succession. [1913 Webster]