color subtraction

a process in which some wavelengths of an illuminating light source are absorbed by pigments in an object, while the remaining wavelengths are reflected. The reflected wavelengths are therefore the only ones that can be perceived, regardless of the wavelength composition of the original illumination. See also color mixture.

Browse dictionary by letter

a b c d e f g h i j k l m n o p q r s t u v w x y z

Psychology term of the day

November 27th 2024

sexual tension

a condition of anxiety and restlessness associated with the sex drive and a normal desire for release of sexual energy. Sexual tension may be complicated by fear of inadequate performance, fear of an unwanted pregnancy, fear of discovery, or other concerns.