Definition of species barrier in English:

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species barrier


The natural mechanisms that prevent a virus or disease from spreading from one species to another.
Example sentences
  • We do not want the risk of a new infection jumping the species barrier.
  • I try to apply the golden rule beyond the species barrier.
  • Breeders may then attempt wider interspecies hybridizations or may use GM techniques to transfer genes across species barriers.

For editors and proofreaders

Syllabification: spe·cies bar·ri·er

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