Definition of "affordance" [affordance]

• A potential action that is made possible by a given object or environment; especially, one that is made easily discoverable. (noun)

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• "The Psychology of Everyday Things, where he introduced the term "affordance" to describe physical features that "afford" a user control over a function - in this case, opening a door."
• "The concept of "affordance" has captured the imagination of designers."
• "(There are entries for the related concepts affordance and emergence, however)."