Meanings
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1
noun
a philosophical or social doctrine that treats evolution as a universal process, often identified with progress
Nineteenth-century evolutionism sometimes assumed that every society followed the same path of development.
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2
noun
acceptance or advocacy of biological evolution, especially Darwinian evolution
Evolutionism became a focus of public debate after Darwin's ideas reached a wider audience.
Thesaurus
Etymology
Formed in the nineteenth century from evolution + -ism. Evolution comes from Latin evolutio 'an unrolling,' from evolvere 'to unroll or unfold.' Evolutionism first named doctrines that treated natural, social, or cosmic history as a process of development, and later also the advocacy of biological evolution.