Adjective
Of or relating to Clement Greenberg (1909–1994), American essayist and art critic.
Of or relating to Joseph Greenberg (1915–2001), American linguist.
Source: en.wiktionary.orgISBN 0-262-56107-7 examines the extent to which Donald Judd and Robert Morris both acknowledge and exceed Greenbergian Modernism in their published definitions of minimalism. Source: Internet