| Acronym | Definition |
|---|
| UDH➣Upnp Device Host |
| UDH➣User Data Header |
| UDH➣United Democratic Headquarters (Pasadena, CA) |
| UDH➣Utah Department of Health (also seen as UDOH) |
| UDH➣Udhailiyah (Aramco code) |
| UDH➣User Data Headers |
| UDH➣Unidad Docente Hospitalaria (Spanish: Hospital Teaching Unit) |
| UDH➣United Doctors Hospital |
| UDH➣Unsigned Diffie-Hellman - Cryptographic Key |