Verb: posterize 'pow-stu,rIz
- Reduce the number of colour tones in an image, changing a continuous gradation of tone to several regions of fewer tones, with abrupt changes from one tone to another
"The graphic designer posterized the photograph to create a bold, pop art-style image";
- posterise [Brit]
Derived forms: posterizing, posterizes, posterized
Encyclopedia: Posterize