(1) In this Act, unless the contrary intention appears—
"appeal" includes the reservation of a case, a point in a case or a question of law for the consideration of the Supreme Court under Section 15 or 21;
"appellant" includes a person who wishes to appeal under this Act;
"charge" includes an indictment and an information;
"defendant" includes a person against whom relief is sought in a matter or who is required to attend the proceeding in a matter as a party to the proceedings and, in relation to a criminal proceeding, includes the accused person;
"Judge" means a Judge of the Supreme Court;
"judgement" includes a finding, decree, order, rule, conviction, verdict and sentence, a decree, order or rule nisi, and a refusal to make a finding, decree, order or rule;
"matter" or "proceeding" includes any proceedings in the Supreme Court or the National Court whether or not between parties, and also any incidental proceedings in any proceedings;
"party" includes, in relation to criminal proceedings, a prosecutor and a defendant;
"plaintiff" includes a person seeking relief against another person by any form of proceedings in the Supreme Court or the National Court and, in relation to criminal proceedings, includes the prosecutor;
"the Registrar" means the Registrar of the Supreme Court;
"the Rules of Court" means the Rules of Court of the Supreme Court.
(2) For the purposes of this Act, where a person is acquitted on the ground of unsoundness of mind which was not set up by him, he shall be deemed to have been convicted, and any order to keep him in custody shall be deemed to be a sentence.