Glossary P

Partial color constancy refers to a type of color constancy that occurs when changing an object’s illumination causes a change in perception of the object’s hue, but less change than would be expected based on the change in the wavelengths of light reaching the eye. Note that in complete color constancy, changing an object’s illumination causes no change in the object’s hue.

Partial correlations where the relationship between two (2) variables is tested while controlling for a third variable or more.

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Deutsch: Teilweise Gegenwichtung / Español: Contrapeso parcial / Português: Contrapeso parcial / Français: Contrebalancement partiel / Italiano: Bilanciamento parziale /

Partial counterbalancing is a way of ordering the presentation of levels of the independent variable to minimize some of the effects of sequential confounding variables.

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Partial hospitalization refers to an approach in which patients receive treatment at a hospital during the day, but return home at night.

Partial pressure is the fractional part of the barometric pressure due to the presence of a single gas, like, PO2, PCO2, and PN2.

Partial reinforcement refers to a pattern in which only a portion of all responses are reinforced.

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Partial reinforcement effect is the process whereby behavior that has been maintained on an intermittent or partial schedule of reinforcement extinguishes more slowly than behavior that has been maintained on a continuous schedule; responses acquired with partial reinforcement are more resistant to extinction. .

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- Partial Reinforcement Extinction Effect (PREE) : Partial Reinforcement Extinction Effect (PREE) means the greater resistance to extinction exhibited for responses learned under partial rather than continuous schedules of reinforcement

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