| Acronym | Definition |
|---|
| AIDI | Associazione Industrie Dolciarie Italiane (Italian: Italian Confectioners Manufacturers Association; Rome, Italy) |
| AIDI | Associazione Italiana Di Illuminazione (Italian) |
| AIDI | Associazione Italiana Difesa Infanzia (Italian: Italian Association of Children's Defense) |
| AIDI | Association of Industrial Designers of India (now Association of Indian Design Industry) |
| AIDI | Automated Interpretation of Diagnostic Images |
| AIDI | Associazione Igienisti Dentali Italian (Italian: Italian Dental Hygienists Association) |