Postimpressionism
noun
Post·im·pres·sion·ism ˌpōst-im-ˈpre-shə-ˌni-zəm 
: a theory or practice of art originating in France in the last quarter of the 19th century that in revolt against impressionism stresses variously volume, picture structure, or expressionism
Postimpressionist
ˌpōst-im-ˈpre-sh(ə-)nist
adjective or noun Postimpressionistic
ˌpōst-im-ˌpre-shə-ˈni-stik
adjective 
Word History
Etymology
French postimpressionisme, from post- + impressionisme impressionism
First Known Use
1910, in the meaning defined above