ISHN
| 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) |