CAS: Computer Algebra System
CAS: Computer Application Software

CAS: Computerized Autodial System
CAS: Conditional Access System

CAS: Content Addressed Storage
CAS: Course Applicability System
CAS: Customer Administrative Services

CASE: Common Application Service Element

CASE: Computer Aided Software Engineering
CASE: Computer Assisted Software Engineering
CASE: Computer-Aided System Engineering
CASE: computer-aided systems engineering
CASE: Computer-Automated Software Engineering
CASH: Computer Aided Service Handling
CASID: Condition Access System IDentification
CASOS: Computational Analysis of Social and Organizational Systems
CASPIAN: Consumers Against Supermarket Privacy Invasion And Numbering
CASS: Coding Accuracy Support System
CAST: Carlisle Adams and Stafford Tavares
CAST: Centre for Advanced Spatial Technologies
CAST: Computer Aided Software Testing
Cat: Category
CAT: Central Alaska Time

CAT: Common Authentication Technology
CAT: Computer Aided Technologies
CAT: Computer Aided Technology
CAT: Computer Aided Telephony
CAT: Computer Aided Test
CAT: Computer Aided Testing
CAT: Computer Aided Transcription
CAT: computer-aided test
CAT: Computer-Aided Translation
CAT: Computer-Assisted Telephone
CAT: Condition Access Table
CAT: Craft Access Terminal
CATA: Canadian Advanced Technology Alliance
CATI: Computer Aided Telephone Interviewing
CATIS: Computer-Assisted Tactical Information System
CATLAS: Centralized Automatic Trouble Locating and Analysis System
CATNIP: Common Architecture for Next Generation Internet Protocol