IGSN
| Acronym | Definition |
|---|---|
| IGSN | International Graduate School of Neuroscience (Ruhr University Bochum; Germany) |
| IGSN | International Gravity Standardization Net |
| IGSN | International Geo Sample Number |
| IGSN | Internet GPRS Support Node |
| IGSN | International Gramsci Society Newsletter |
| IGSN | Integrated GPRS Serving Node (SGSN and GGSN Into A Single Node; for Mobile IP in GPRS) |
| IGSN | Inspection Générale pour la Sûreté Nucléaire (French: General Inspectorate for Nuclear Safety) |