| Acronym | Definition |
|---|
| RAAS➣Renin-Angiotensin-Aldosterone System |
| RAAS➣Resort Accommodation and Sales |
| RAAS➣Región Autónoma del Atlántico Sur |
| RAAS➣Reporting As A Service |
| RAAS➣Runway Awareness and Advisory System |
| RAAS➣Russian Academy of Agricultural Sciences |
| RAAS➣Regulatory Audit Archive System |
| RAAS➣Remote Aerodrome Advisory Service (aviation telecommunications; Canada) |
| RAAS➣Romanian Association for American Studies |
| RAAS➣Remedial Action Assessment System |
| RAAS➣Rare Antibody Antigen Supply, Inc. (Agoura Hills, CA) |
| RAAS➣Reference Ambient Air Sampler |
| RAAS➣Remote Access Aviation System |
| RAAS➣Report Analysis and Archive System (Domestic Nuclear Detection Office) |
| RAAS➣Robotic Armored Assault System |
| RAAS➣Regional Area Augmentation System |
| RAAS➣Royal Alexandra and Albert School (UK) |
| RAAS➣Raytheon Airline Aviation Services LLC |
| RAAS➣Risk Assessment and Application System |
| RAAS➣Readiness-as-a-Service |
| RAAS➣right ascension of the apparent sun |
| RAAS➣Research Analyst Assessment Specialist |
| RAAS➣RISC Advanced Architecture Server |
| RAAS➣Resource as a Solution (Canada) |
| RAAS➣Recruitment as a Service |