Tachisme (alternative spelling: Tachism, derived from the French word tache - stain) was a French style of abstract painting in the 1940s and 1950s. It is often considered to be the European equivalent to abstract expressionism. Other names for this movement are L'Art Informel (similar to action painting) and abstraction lyrique (related to American Lyrical Abstraction). The Cobra group artists are also related to Tachisme, as is Japan's Gutai group. After the World War II the term School of Par… (More on Tachisme)