The meaning of the Acronym CAS is...

CAS is

• Crisis Action System
• Close Air Support
• Contract Administration Services
• Clean Air System
• Conversion Armor System
• Cadet Accountability System
• Chinese Air To Surface
• Central Authentication Service

More Meanings For CAS:

• Column Address Select
• Column Access Select
• C + ASM language source (Turbo C)
• Computer Aided Selling
• Computed Answer Substitution
• Common Authorization System
• Channel Associated Signaling
• Conference Application Server
• Controlled Access Signaling
• Cpe Alert Signal
• Conditional Access System
• Channel Associated Signaling
• Channel Associated Signalling
• Carrier Activity Sensor
• Chemical Abstract Service

CAS is also in:

• Assembly
• Chemistry
• File Extensions
• General
• Networking
• Security
• Telecom