Definition of competitive exclusion in English:

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competitive exclusion

noun

Ecology
The inevitable elimination from a habitat of one of two different species with identical needs for resources.
Example sentences
  • In modern ecosystems, this is frequently due to competitive exclusion of previously established species, though such causal factors cannot be applied to these fossil taxa.
  • Seasonal mammals may be absent from the far north because of purely abiotic limitations or because of competitive exclusion by continuous species.
  • Consequently, daily variations in irradiance may slow rates of competitive exclusion or reverse the identity of the superior competitor but not allow stable coexistence.
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