"Living Pluralism: Lawrence Alloway as Critic, Curator and Teacher"
By Rachel Stratton
Art History, Volume 39, Issue 3 (June 2016)
7. Explain the meaning and etymology of pluralism.
1818, as a term in church administration, "the holding by one person of two or more offices at the same time," from plural + -ism. Attested from 1882 as a term in philosophy for a theory which recognizes more than one ultimate principle.