communitarian

Etymology
c 1910

Adjective

 * 1) Considering the community to be of central importance
 * Prior to the modern age, most human societies were communitarian.
 * 1) Of or pertaining to the philosophy of communitarianism
 * This book takes a communitarian approach to ethics.

Noun

 * 1) An adherent of communitarianism
 * I'm a libertarian, but John here is a communitarian.
 * 1) A member of a community.