In this Act, unless there is anything repugnant in the subject or context,—
         (a) "measurements" include finger impressions and foot-print impressions;
         (b) "police officer" means an officer in-charge of a police-station, a police officer making an investigation under Chapter XIV of the ¹Code of Criminal Procedure, 1898 (5 of 1898), or any other police officer not below the rank of Sub-Inspector; and
         (c) "prescribed" means prescribed by rules made under this Act