MHA
The abbreviation MHA stands for:
- Madrid Agreement of Origin (Madrid Agreement on the Suppression of False or Misleading Indications of Origin on Goods of April 14, 1891)
- Magnetic hydrodynamic propulsion , a propulsion principle for watercraft
- Masters in Health Administration, higher education
- Mast head amplifier, amplifier close to the antenna
- May-Hegglin anomaly , a hereditary disease
- My Hero Academia , a manga and anime series