speciation
pronunciation
How to pronounce speciation in British English:
UK [ˌspi:si:'eɪʃən]
How to pronounce speciation in American English:
US [ˌspisi'eɪʃən]
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- Noun:
- the evolution of a biological species
Word Origin
- speciation (n.)
- 1906; see species + -ation. The verb speciate is a back-formation attested by 1961.
Example
- 1. The niche model of speciation thus looks proved .
- 2. Mutation and speciation have usually been evolved responses to the environment and competition , with natural selection determining which new traits become widely disseminated .
- 3. The phylogenetic analysis was conducted by international researchers to determine the origin , evolution , patterns of speciation , and unique features in genome divergence among primate lineages .
- 4. In other respects , the story is one of speciation the proliferation of new types of financial institution which is just what we would expect in a truly evolutionary system .
- 5. That does not rule out a gradual drift to infertility as an additional explanation , but makes it possible that infertility is a consequence , rather than a cause of speciation .