| Acronym | Definition |
|---|
| HNH➣Human Nutrition and Health (various organizations) |
| HNH➣Hope Not Hate (UK) |
| HNH➣Hoonah, AK, USA (Airport Code) |
| HNH➣Holy Name Hospital (Teaneck, NJ) |
| HNH➣Healthy New Hampshire Foundation (medical coverage; Concord, NH) |
| HNH➣HisNameHigh (band) |
| HNH➣Hydrophobic Neighboring Homology |
| HNH➣Hepatic Nodular Hyperplasia |