2. Definitions
In this Act, unless the context otherwise requires,—
"appropriate Government" means, as respects a detention order made by the Central Government or a person detained under such order, the Central Government, and as respects a detention order made by a State Government or by an officer subordinate to a State Government or as respects a person detained under such order, the State Government;
"detention order" means an order made under section 3;
"foreigner" has the same meaning as in the Foreigners Act, 1946 (31 of 1946);
"person" includes a foreigner;
"State Government", in relation to a Union territory, means the administrator thereof.