cubism

/ˈkjuː.bɪz.əm/

IPA: /K Y UW1 B IH0 Z AH0 M/

noun
  1. 1

    (often capitalized) An artistic movement in the early 20th Century characterized by the depiction of natural forms as geometric structures of planes.

Source: https://en.wiktionary.org/wiki/cubism