| Abbreviation | Definition |
|---|---|
| A | Asymmetrical (or assymetrical) |
| A/E | Architect/Engineer |
| A/F | Across Flats |
| A+I | Architecture + Interiors magazine |
| AAA | Alberta Association of Architects |
| AAA | Architecture and Allied Arts |
| AAAD | Academy of Art Architecture and Design |
| AAAD | Academy of Arts Architecture and Design |
| AAAE | Asian American Architects and Engineers |
| AAAT | Architecture Atelier Akio Takatsuka |
| AAC | Aluminum Anodizers Council |
| AACA | Architects Accreditation Council of Australia |
| AACE | Architecture Advanced Concepts and Engineering |
| AAD | Advanced Architectural Design |
| AADL | Architecture Analysis & Design Language |
| AADPS | Algorithmic Architecture Data Processing System |
| AAESDA | Association of Architects Engineers Surveyors and Draftsmen of Australia |
| AAESDA | Association of Architects Engineers Surveyors and Draughtsmen of Australia |
| AAESDA | Association of Architects, Engineers, Surveyors, and Draughtsmen of Australia |
| AAFF | Architect Africa Film Festival |