“speciate”的英文意思_释义_用法

单词

speciate

释义

speciate, v. Biol.|ˈspiːʃɪeɪt|
[Back-formation from speciation.]
intr. Of a population of plants or animals: to exhibit evolutionary development leading to the recognition of a new species. Hence ˈspeciating ppl. a., showing or inducing speciation.
1964Oceanogr. & Marine Biol. II. 206 C[odium] fragile appears to be speciating as it moves into waters where these two subspecies are present.1970Watsonia VIII. 67 The lack of flower-constancy and of other speciating factors in the visitors.1973P. A. Colinvaux Introd. Ecol. xli. 579 Man alone can change his niche without speciating.1981Nature 26 Feb. 743/2 Only rarely will members of the small speciating population be fossilized, so that the lineage will show what are known as ‘punctuated equilibria’—a long series of unaltered fossil forms followed by a rapid shift to a new type.

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