Barbizonian UK /ˌbɑː.bɪˈzəʊ.ni.ən/US /ˌbɑɹ.bɪˈzoʊ.ni.ən/adjective 1noun 1forms 3 adjective1 •Of or relating to the Barbizon school, a 19th-century movement in painting characterised by realism, loose brushwork, and softness of form. noun1 •One who paints in this style. formsBarbizonians · more Barbizonian · most Barbizonian