AGSS
| Acronym | Definition |
|---|---|
| AGSS | Auxiliary Research Submarine |
| AGSS | Anaesthetic Gas Scavenging System |
| AGSS | Association of the Geographical Societies of Slovenia (est. 1922) |
| AGSS | Attitude Ground Support System |
| AGSS | Anesthesia Gas Scavenging System |
| AGSS | Austria Germany Slovenia Switzerland (geography) |