evolution

Noun
  1. A process in which something passes by degrees to a different stage (especially a more advanced or mature stage) (synset 113486023)
    "the development of his ideas took many years"; "the evolution of Greek civilization"; "the slow development of her skill as a writer"
  2. (biology) the sequence of events involved in the evolutionary development of a species or taxonomic group of organisms (synset 113498226)

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