Definition of survival of the fittest in English:

survival of the fittest

Biology The continued existence of organisms that are best adapted to their environment, with the extinction of others, as a concept in the Darwinian theory of evolution. Compare with natural selection.
More example sentences
  • In this film, both human and animal experiences highlight the Darwinian concept of survival of the fittest.
  • It's an artificial-intelligence concept based on the idea of Darwinian survival of the fittest.
  • Since the very beginning of life, Darwin's theory of evolution, or survival of the fittest, has applied itself.
See parent entry: survival

Definition of survival of the fittest in:

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Word of the day internecine
Pronunciation: ˌintərˈnesēn
adjective
destructive to both sides in a conflict