单词	nonadaptive
释义	nonadaptive adjective non·​adap·​tive ˌnän-ə-ˈdap-tiv  -a- : not contributing to the fitness, performance, or survival of an organism or its parts : not arising by adaptation : not adaptive Organisms are integrated systems and adaptive change in one part can lead to nonadaptive modifications of other features … Stephen Jay Gould nonadaptive behavior Example Sentences Recent Examples on the Web But what about when this guilt is based on actions taken in life-or-death situations—such as on the battlefield or in an emergency room—and is distinctly nonadaptive? Anna Harwood-gross, Scientific American, 24 Mar. 2020 Even prior to this study, the two concepts — adaptation versus exaptation (drawn from nonadaptive traits or traits adapted for another purpose) — were difficult to separate. Quanta Magazine, 4 Sep. 2013 Word History First Known Use 1872, in the meaning defined above Medical Definition nonadaptive adjective non·​adap·​tive ˌnän-ə-ˈdap-tiv, -a-ˈ  : not serving to adapt the individual to the environment nonadaptive traits
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