A consequence that people come to consider valuable through its interaction with or connection to a primary reinforcer.

A consequence, such as food, water, or shelter, that fulfills basic needs.

A favorable or pleasant consequence that is used to support, sustain, or further bolster certain conduct.

A tool, developed by B.F. Skinner, for animal behavior observation in experiments involving operant conditioning.

A process which involves using pleasant or unpleasant outcomes to control conduct and its frequency.

A process which involves repeated associations between a previously neutral stimulus and an unconditioned stimulus to induce a conditioned response in the senses.

A previously neutral condition within the environment that induces a specific reaction in the senses after pairing up with an unconditioned stimulus.

Conditions in the environment that do not induce a particular reaction in the senses.

A condition within the environment that naturally induces a specific response in the senses.

Conditions in the environment that cause the senses to react or function.