What term refers to a concrete instance of behavior plus certain characteristics?

The term that refers to a concrete instance of behavior plus certain characteristics is "response." A response is a specific occurrence of a behavior, which can be observed and measured within a particular context or environment. It emphasizes not only the behavior itself but also the nuances surrounding that behavior, including the situation in which it occurs, its frequency, duration, and intensity. This understanding is crucial in behavior analysis, as it allows for clearer communication and documentation of behaviors that are being targeted for change or reinforcement.

In the context of behavior analysis, differentiating between a response and other concepts like environment, operational definitions, or repertoire is important, as each of these terms has distinct meanings. The environment refers to the external factors influencing behavior, an operational definition specifies the criteria for measuring a behavior, and repertoire indicates the range of behaviors an individual can perform. Thus, focusing on the concrete and measurable aspects of an observed behavior, the term "response" accurately encapsulates the essence of what is being described.