Replacing one color value or intensity value with two (or more) other values spaced closely together to give the illusion of the initial value.
Overall to be avoided. Used to compress files, or to simulate values not possible to represent directly (eg: if your display or printer can't handle the full range)
Overall to be avoided. Used to compress files, or to simulate values not possible to represent directly (eg: if your display or printer can't handle the full range)