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1. A process in which something passes by degrees to a different stage (especially a more advanced or mature stage)
   "the evolution of Greek civilization";
   - development
    
2. (biology) the sequence of events involved in the evolutionary development of a species or taxonomic group of organisms
   - organic evolution, phylogeny, phylogenesis

Derived forms: evolutions

Type of: biological process, organic process, physical process, process

Antonym: degeneration

Encyclopedia: Evolution, Medicine & Public Health