INIS
| Acronym | Definition |
|---|---|
| INIS | Initializations |
| INIS | Irish Naturalisation and Immigration Service (Ireland) |
| INIS | International Nuclear Information System (International Atomic Energy Agency) |
| INIS | Iraqi National Intelligence Service (est. 2004; Iraq) |
| INIS | International Network of Innovative School Systems (various locations) |
| INIS | International Neonatal Immunotherapy Study |
| INIS | Internationale Netzwerk Innovativer Schulsysteme (German: International Network of Innovative School Systems) |