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词汇 macroevolution
释义

Definition of macroevolution in English:

macroevolution

noun ˌmakrəʊiːvəˈluːʃ(ə)nˌmakrəʊɛvəˈluːʃ(ə)nˌmakrō-evəˈlo͞oSHən
mass nounBiology
  • Major evolutionary change, especially with regard to the evolution of whole taxonomic groups over long periods of time.

    〔生〕宏(观)进化,大进化,越种进化

    Example sentencesExamples
    • Creationists are usually more careful about distinguishing between microevolution and macroevolution at this point.
    • In our science curriculum standards, we called this microevolution and macroevolution - changes within kinds and changing from one kind to another.
    • The creation science folks accept microevolution but not macroevolution.
    • In antievolution literature, vertical change equates with macroevolution, or evolution above the species level.
    • The next generation of advances in macroevolution and evolutionary paleoecology will not occur until a well-tested phylogenetic classification is established.

Derivatives

  • macroevolutionary

  • adjective
    Biology
    • This article borrows macroevolutionary concepts derived from paleontology and applies them to one of the longest-standing puzzles in genome biology, namely the evolution of genome size.
      Example sentencesExamples
      • Despite these findings, one would think that natural selection could produce macroevolutionary changes in bristle number without the inevitable derangement of either ribosome production or the PNS.
      • And, though some would disagree, I do not think we can make further serious progress in our understanding of macroevolutionary phenomena without drawing phylogeny into a central role.
      • The association between environmental changes and biogeographic and macroevolutionary changes is potentially an important area of paleontological research.
      • Thus, adaptation-oriented studies of characters have expanded from microevolutionary studies of function and fitness to include macroevolutionary studies of phylogenetic patterns.

Definition of macroevolution in US English:

macroevolution

nounˌmakrō-evəˈlo͞oSHən
Biology
  • Major evolutionary change. The term applies mainly to the evolution of whole taxonomic groups over long periods of time.

    〔生〕宏(观)进化,大进化,越种进化

    Example sentencesExamples
    • The next generation of advances in macroevolution and evolutionary paleoecology will not occur until a well-tested phylogenetic classification is established.
    • Creationists are usually more careful about distinguishing between microevolution and macroevolution at this point.
    • In our science curriculum standards, we called this microevolution and macroevolution - changes within kinds and changing from one kind to another.
    • The creation science folks accept microevolution but not macroevolution.
    • In antievolution literature, vertical change equates with macroevolution, or evolution above the species level.
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