Suburbicarian \Sub*ur`bi*ca"ri*an\, Suburbicary \Sub*ur"bi*ca*ry\, a. [LL. suburbicarius, equiv. to L. suburbanus: cf. F. suburbicaire. See {Suburban}.] Being in the suburbs; -- applied to the six dioceses in the suburbs of Rome subject to the pope as bishop of Rome. The pope having stretched his authority beyond the bounds of his suburbicarian precincts. --Barrow.