Definitions from Black's Law Dictionary: 2nd Edition and Ballentine's Law Dictionary as are available for each term in each dictionary.
  • Black's Law Dictionary: 2nd Edition

    Anno regni, the year of the reign; as, A. R. V. R. 22, (Anno Regni Victories Reginæ vicesimo secundo,) in the twenty-second year of the reign of Queen Victoria.