| Acronym | Definition |
|---|
| HONC➣Hooked on Nicotine Checklist |
| HONC➣Hyperosmolar Nonketotic Coma |
| HONC➣Hell of the North Cotswolds (UK mountain biking race) |
| HONC➣Horii Oral Nasal Coupling |
| HONC➣Hawaii Ocean Noise Coalition (International Ocean Noise Coalition) |
| HONC➣Hydrogen, Oxygen, Nitrogen, Carbon (chemistry) |