1802, "pertaining to or of the nature of a (French) commune;" 1843 as "of or pertaining to a community," from French communal (Old French comunal, 12c.), from Late Latin communalis, from communa, from Latin communis (see commune (n.)). A revival of an obsolete Middle English adjective meaning "common, unanimous" (late 15c.). Related: Communality; communalization.
updated on November 18, 2018