[f. COMMUNITY + -arian: cf. unitarian, etc.] A member of a community formed to put into practice communistic or socialistic theories.
1841. Barmby [founded] The Universal Communitarian Association.
1842. Miall, in Nonconf., II. 809. Your communitarians, or societarians of modern days who seem intent on fashioning a new moral world by getting rid of all individuality of feeling, etc.
1852. Hawthorne, Blithedale Rom., I. viii. 143. These mendacious rogues circulated a report that we communitarians were exterminated.
1880. T. Frost, Forty Years Recoll., 46. The Ham Common communitarians found raw carrots and cold water unendurable when the snow lay thick upon the ground.