“court” means the High Court and includes any judge of the High Court;

“medical officer” means a registered medical practitioner in the service of the Government;

“medical superintendent” means the medical superintendent of a mental hospital and includes a deputy medical superintendent and an assistant medical superintendent;

“mentally disordered person” means any person found by due course of law to be of unsound mind and incapable of managing himself or his affairs;

“patient” means any person who has been detained or is receiving treatment in a mental hospital;

“psychiatrist” means any registered medical practitioner who has experience in the diagnosis and treatment of mental disorders and holds a recognised diploma in psychiatry or other equivalent qualification approved by the Director of Medical Services;

“registered medical practitioner” means any person who is registered as a medical practitioner under the provisions of any written law relating to the registration of medical practitioners;

“Registrar” means the Registrar of the Supreme Court and includes a Deputy Registrar;

“treatment” includes observation, inpatient treatment, outpatient treatment and rehabilitation.