Psychol.
the changes in perception of the relative lightness and darkness of different colors as illumination changes from daylight to twilight.
[ 1970-75; see PURKINJE FIBER ]
Psychol.
the changes in perception of the relative lightness and darkness of different colors as illumination changes from daylight to twilight.
[ 1970-75; see PURKINJE FIBER ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012