| Acronym | Sense | Language | Topics |
|---|---|---|---|
| ASI | Airspeed Indicator | In English | → Aeronautics, aircraft |
| ASI | Amended Shipping Instructions | In English | |
| ASI | Augmented Spark Igniter | In English | → Astronautics |
| ASI | Augmented Spark Indicator | In English | → Astronautics |
| ASI | Augmented System Ignition | In English | → Astronautics |
| ASI | Aktionswoche Soziale Innovation (www.soziale-innovation.net) | In German | → Social welfare → Austria |
| ASI | Ancillae Secular Institute | In English | → Roman catholic church |
| ASI | Associazione Sanitaria Internazionale (www.asi-international.org) | In Italian | → Associations → Medicine → Italia |
| ASI | Adacel Systems Inc | In English | |
| ASI | American Sheep Industry Association (www.sheepusa.org) | In English | → Associations → Agricultural sciences → United States |
| ASI | Agenzia Spaziale Italiana (www.asi.it) | In Italian | → Central administration → Astronautics → Astronomy → Italia |
| ASI | Appui Social Individualisé | In French | → Social welfare |