AHD
AHD or OHG is the abbreviation for:
- Old High German, the oldest form of the German language
- American Heritage Dictionary, A Dictionary of American English
- Advanced Hull Dynamics, a European manufacturer of surfboards
- Anti- handling device, a component of a landmine
- High Density Audio, an audio format of Laser Disc Video High Density
See also:
- Disambiguation
- Abbreviation