| Main Entry: | natural selection |
| Part of Speech: | noun |
| Definition: | evolutionary theory |
Synonyms: |
Darwinian theory, Darwinism, adaptation, artificial selection, biological evolution, evolution, evolutionism, law of the jungle, natural law, phylogeny, social Darwinism, social evolution, survival of the fittest, theory of evolution |
| Main Entry: | convergent evolution |
| Part of Speech: | noun |
| Definition: | adaptive evolution |
Synonyms: |
biological evolution, convergence, parallel evolution, speciation |