Glossary
- Clip Art
- Illustrations that are copyright-free.
- CMYK
- The abbreviation for the three primary subtractive colours : Cyan, Magenta and Yellow, along with Black (Black being the subtraction of all colour, added to the print process to enhance contrast). CMYK is the colour model used in print media, compared to the RGB colour model used in multimedia design.
- See also RGB, Subtractive Colour
- Colour Value
- The value of a colour is the parameter within the Hue-Saturation-Value colour space that describes the lightness or darkness of that colour. Adding black or white to a particular hue, changes the value of the colour. Luminance is often incorrectly reffered to as brightness.
- See also Hue, Luminance, Saturation
- CPU
- The Central Processing Unit (CPU) is like the “brain” of a computer – a chip, or chipset, or microprocessor.
- Cropping
- Cutting out unnecessary edges of an image, so that the focus is on an individual portion of the picture.
