references to a sheriff principal include references to a temporary sheriff principal, and references to the office of sheriff principal include references to an appointment as a temporary sheriff principal;

references to a sheriff include references to a temporary sheriff and an honorary sheriff, and references to the office of sheriff include references to an appointment as a temporary sheriff and to the office of honorary sheriff;

references to an honorary sheriff are references to a person holding the office of honorary sheriff in his capacity as such.

"enactment" includes an order, regulation, rule or other instrument having effect by virtue of an Act;

any reference to any enactment shall, unless the contrary intention appears, be construed as a reference to that enactment as amended or extended, and as including a reference thereto as applied, by or under any other enactment (including this Act).