pro ‧ lif ‧ e ‧ ra ‧ tion /prəˌlɪfəˈreɪʃ ə n/ BrE AmE noun
[ Date: 1800-1900 ; Language: French ; Origin: prolifération , from proliférer 'to proliferate' , from Latin proles ; ↑ proletarian ]
1 . [singular, uncountable] a sudden increase in the amount or number of something
proliferation of
the proliferation of global media networks
2 . [uncountable] the very fast growth of new parts of a living thing, such as cells