exaptation

(redirected from exaptive)
Also found in: Medical.

ex·ap·ta·tion

 (ĕg′zăp-tā′shən)
n. Biology
The utilization of a structure or feature for a function other than that for which it was developed through natural selection.


ex·ap′ted adj.
ex·ap′tive adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
Stephen Jay Gould, The Exaptive Excellence of Spandrels as a Term and
The biocultural turn conceptualises human culture, in all its infinite varieties and materialities, as part of the natural and exaptive evolution of the species in its environment.
Thus, if we consider the ecological differences in the forest canopy of Central Africa, speciation may have occurred in Tetraconcha species both by adaptive and exaptive radiation, sensu Soulebeau et al.
Music becomes part of the repertoire of modern human behavior as an exaptive consequence of processes of progressive altricialisation in the hominin lineage.
Is Gopherus agassizii a desert-adapted tortoise, or an exaptive opportunist?
Among their topics are a neo-Schumpeterian approach to public sector economics, the case of the Cambridge/Boston biotechnology cluster as a case study to investigate whether clustering still benefits high technology new ventures, reverse knowledge transfer and its implications for European policy, promoting effective university commercialization, a theory-based dynamical model of exaptive innovation processes, and the role of interfaces in product architecture and firm organization.
Music becomes part of the repertoire of modern human behaviour as an exaptive consequence of processes of progressive altricialisation in the hominin lineage.
The history of the Simplot enterprise continued in a similar vein through a logical process of adding units and stakeholders that included leveraging a variety of contingencies often in an exaptive fashion (Dew, Sarasvathy, & Venkataraman, 2004).
This kind of exaptive evolutionary process is nothing exceptional.