Origin: Greek suffix -ism
Pointillism has 3 different meanings across 1 category:
a school of painters who used a technique of painting with tiny dots of pure colors that would blend in the viewer's eye; developed by Georges Seurat and his followers late in 19th century France
a genre of painting characterized by the application of paint in dots and small strokes; developed by Georges Seurat and his followers in late 19th century France
In art, the use of small areas of color to construct an image.