If a child sees a badger and says “dog,” that is not generic extension because the novel stimulus (the badger) does not have all of the relevant features that must be present for the verbal community to provide reinforcement for the response “dog.” This is, however, a type of extension that is presented in the next lesson.
An instance of verbal behavior with the following features:
The response form must be a previously learned one
The stimulus must be novel
The novel stimulus must have all of the relevant features of the stimulus that previously controlled the response
The type of elementary verbal relationship between the stimulus and the response
Formal and dynamic characteristics of the response
Formal or dynamic characteristics of the stimulus
Whether or not the current response is followed by reinforcement