ultramodernism

noun

ul·​tra·​mod·​ern·​ism ˌəl-trə-ˈmä-dər-ˌni-zəm 

: extreme modernism (as in art or literature)

After World War II, Knoll's designs made use of open space, reductive light and brightly colored wall panels. Around this, the furniture shined with ultramodernism.

—Tim Brouk

ultramodernist

ˌəl-trə-ˈmä-dər-nist 

adjective

ultramodernist composers/works

ultramodernist noun

plural ultramodernists

He [Charles Ives] allied himself with the American ultramodernists through his financial support for the journal New Music.

—David Schiff

Word History

First Known Use

1885, in the meaning defined above