Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
nonrepresentational is an adjective meaning "of or relating to a style of art in which objects do not resemble those known in physical nature". It carries one recorded sense.
of or relating to a style of art in which objects do not resemble those known in physical nature
art
Definitions, synonyms and semantic relations for nonrepresentational come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.