| Acronym | Definition |
|---|
| CAAS➣Civil Aviation Authority of Singapore |
| CAAS➣Communications-as-a-Service (outsourcing model for enterprise communications) |
| CAAS➣Classical Association of the Atlantic States (est. 1907) |
| CAAS➣Collision Avoidance by Auto Steering |
| CAAS➣Commission on Accreditation of Ambulance Services |
| CAAS➣Common Avionics Architecture System |
| CAAS➣Crimeware as a Service (computing) |
| CAAS➣Center for Alcohol and Addiction Studies |
| CAAS➣Cognition-as-a-Service |
| CAAS➣Chet Atkins Appreciation Society (Nashville, TN) |
| CAAS➣Chinese Academy of Agricultural Science |
| CAAS➣Central Arkansas Astronomical Society |
| CAAS➣Cardiovascular Angiography Analysis System |
| CAAS➣Compiler-as-a-Service |
| CAAS➣Canadian Association of African Studies |
| CAAS➣Centre for Academic and Administrative Studies (India) |
| CAAS➣Compute-as-a-Service (Verizon) |
| CAAS➣Criticality Accident Alarm System (nuclear) |
| CAAS➣Center for Afro-American and African Studies |
| CAAS➣Contractor Advisory and Assistance Services |
| CAAS➣Cruise Agent Accreditation Scheme (PSARA; United Kingdom) |
| CAAS➣Common Aviation Architecture System (US DoD) |
| CAAS➣Contract Advisory Assistance Services |
| CAAS➣Chloride Aqueous Actinide Separation |
| CAAS➣Commercial Activity Automated System |
| CAAS➣Community Accounting Aid Service |
| CAAS➣Contractor Assistance and Advisory Service |
| CAAS➣Computer-Aided Assessment System |
| CAAS➣Common Authentication and Authorization Service |
| CAAS➣Changi Aviation Authority of Singapore |
| CAAS➣Combined Artillery/Aviation Simulator |
| CAAS➣Computer Apathy and Anxiety Scale |
| CAAS➣Combined Arms And Support |
| CAAS➣Chemical Agent Alarm System |
| CAAS➣Classroom as a Service (trademark of VisiLearn, LLC) |