Child Protective Services 
characters per second 
Crown Prosecution Service 
Current Population Survey 
Central Power Supply 
Certification Path Solicitation 
cycles per second 
Clearing Processing System 
command posts 
Cam Profile Switching 
Center Panel Switches 
Childseat Postioning Sensor 
Collective Protection System 
Common Part Sublayer 
Contractor Performance System 
Crankshaft Position Sensor 
Canon Production System 
Central Processing System 
City Public Service 
Commission Plongee Souterraine 
COMMUNICATIONS PROCESSOR SYSTEM 
CONVERSATIONAL PROGRAMMING SYSTEM 
COOPERS 
Co-Planar Stripline 
counts per second 
Cabin Pressure Sensor 
Cadre/PI Simulation 
Call Progress Signal 
Camera Power Supply 
Canadian Payload Specialist