1. the capacity to preserve a comprehension of the properties of an item, regardless of modifications in the authentic stimulant conditions, like the degree of illumination, picture size upon the retina, or confounding contextual cues. 2. aspects of a stimulant which are comprehended and utilized by a living being in a specific situation or environment to identify and make decisions about that stimulant and its features. 3. aspects of a scenario which signify the predicted behavior.