Source : Webster's Revised Unabridged Dictionary (1913)

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.