Noun
An artist who works in the style of divisionism.
One who supports division (of a territory, etc.).
Source: en.wiktionary.orgAbove all, we [the Italian Futurist painters] continue and develop the divisionist principle, but we are not engaged in Divisionism [developed by Seurat and Signac ]. We apply an instinctive complementarism which is not, for us, an acquired technique, but rather a way of seeing things. Luigi Russolo
Many of Matisse's paintings from 1898 to 1901 make use of a Divisionist technique he adopted after reading Paul Signac 's essay, "D'Eugène Delacroix au Néo-impressionisme". Source: Internet