PION
| Acronym | Definition |
|---|---|
| PION | Pioneer |
| PION | Pi-Meson (binding of a specific quark-antiquark pair) |
| PION | Posterior Ischemic Optic Neuropathy (ophthalmology) |
| PION | Polycrystalline Iron Oxide Nanoparticles |
| PION | Primary Idiopathic Optic Neuritis (ophthalmology) |
| PION | Polycrystalline Iron Oxide Nanocompounds |