Definition of "interactor" [interactor]

• One which interacts. (noun)

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• "Hull, in his introduction of the term interactor, observes that Dawkins 'theory has replicators interacting with their environments in two distinct ways: they produce copies of themselves, and they influence their own survival and the survival of their copies through the production of secondary products that ultimately have phenotypic expression."
• "This approach is clearly not equivalent to the approach to units of selection characterized as the interactor approach."
• "We might need to use terms such as "interactor," "vehicle," or "target" to describe groups in this case, but we don't need to tinker with the concept of genes as "replicators.""