| Acronym | Definition |
|---|
| ISHN➣International Society for the History of the Neurosciences |
| ISHN➣Industrial Safety & Hygiene News |
| ISHN➣Industrial Safety and Health News (Troy, MI) |
| ISHN➣International Science and Health Network (Harvard University; Cambridge, MA) |
| ISHN➣International Standard Hemp Number (plant identification) |