nouveau roman
Concise Oxford English Dictionary © 2008 Oxford University Press:
nouveau roman /ˌnuːvəʊ rəʊˈmɑːn/
▶noun a style of avant-garde French novel which rejected traditional novelistic conventions in an attempt to reflect the sometimes random nature of experience.
– origin Fr., lit. ‘new novel’.
'nouveau roman' also found in these Oxford entries:

