MHNA
| Acronym | Definition |
|---|---|
| MHNA | Mental Health Nurses Association (UK) |
| MHNA | Marcy Holmes Neighborhood Association (Minneapolis, MN) |
| MHNA | Metro Human Needs Alliance (Louisville, KY) |
| MHNA | Messenger Hexitol Nucleic Acid (RNA) |
| MHNA | Molecular Hybridization of Nucleic Acids |
| MHNA | Meridian Hill Neighborhood Association (Washington, DC) |