| ARIS | A Really Inspiring Space 
| Others |
| ARIS | A Really Intelligent System
| Others |
| ARIS | Academic Register Information System
| Others |
| ARIS | Accountable Responsible Inform Sign
| Others |
| ARIS | Achievement Reporting and Innovation System
| Others |
| ARIS | Active Rack Isolation System
| Others |
| ARIS | Activity Reporting Information System
| Others |
| ARIS | Adaptive Resolution Imaging Sonar
| Others |
| ARIS | Adjustable And Reasonably Intellient Searcher
| Others |
| ARIS | Advance Roll Information System
| Others |
| ARIS | Advanced Range Instrumentation Ship
| Others |
| ARIS | Advanced Reactor Information System
| Others |
| ARIS | Advanced Reagent Injector System
| Others |
| ARIS | Advanced Research Instrumentation Ship
| Others |
| ARIS | Advanced Research Investment Solutions
| Others |
| ARIS | Advanced Rider Index System
| Others |
| ARIS | Advanced Robotics And Intelligent Systems
| Others |
| ARIS | Advancing Research Impact in Society
| Others |
| ARIS | Adverse Reaction Information System
| Others |
| ARIS | Aerosol Rapid Introduction System
| Others |
| ARIS | Aggregate Route Ip Switching
| Others |
| ARIS | Agriculture Research Information System
| Others |
| ARIS | Aids Resources Information And Services
| Others |
| ARIS | Ambulance Response Information System
| Others |
| ARIS | American Religious Identification Survey
| Others |
| ARIS | Annual Report Information Survey
| Others |
| ARIS | Anonymous Reporting and Information System
| Others |
| ARIS | Anti-Racism Information Service
| Others |
| ARIS | Architecture for Integrated Information System
| Others |
| ARIS | Architecture of Integrated Information Systems
| Others |
| ARIS | ArisFOX Language Art Professionals
| Others |
| ARIS | Arrow Renesas IoT Synergy
| Others |
| ARIS | Assessment Report Indexing System
| Others |
| ARIS | Attack Registry And Intelligence Service
| Others |
| ARIS | Augmented Reality for Interactive Storytelling
| Others |
| ARIS | Augmented Reality Image Synthesis
| Others |
| ARIS | Augmented Reality Interactive Storytelling
| Others |