UDT may refer to:

Organisations

* Uitgeverij De Tijd, a former Belgian publisher *

Underwater Demolition Team Underwater Demolition Teams (UDT), or frogmen, were amphibious units created by the United States Navy during World War II with specialized non-tactical missions. They were predecessors of the navy's current SEAL teams. Their primary WWII func ...

, United States Naval reconnaissance and amphibious landing beach demolition unit from which the U.S. Navy SEALs evolved *

União Democrática Timorense The Timorese Democratic Union ( pt, União Democrática Timorense, UDT) is a conservative political party in East Timor. It was the first party to be established in the country on May 11, 1974, following the Carnation Revolution in Portugal. ...

, (Timorese Democratic Union), a conservative political party in East Timor * Union Démocratique Tchadienne, (Chadian Democratic Union), the second African political party in Chad * Union of Djibouti Workers, a trade union centre in Djibouti *

United Dominions Trust Black Horse Limited is a motor finance company based in the United Kingdom. It was formed in July 2001, as a wholly owned subsidiary of Lloyds Banking Group, but its origins can be traced back to 1922. The business should not to be confused wit ...

, a subsidiary of the former Trustee Savings Bank, merged with Lloyds Bowmaker in 2001

Computing

UDP-based Data Transfer Protocol UDP-based Data Transfer Protocol (UDT), is a high-performance data transfer protocol designed for transferring large volumetric datasets over high-speed wide area networks. Such settings are typically disadvantageous for the more common TCP proto ...

, a high performance data transport protocol and library * User-defined type, in computer science that is generally synonymous with "record", "structure", "composite type" or "class"

Technology

Urine Diversion Urine diversion, also called urine separation or source separation, refers to the separate collection of human urine and feces at the point of their production, i.e. at the toilet or urinal. Separation of urine from feces allows human waste to ...

Toilet, a toilet system where urine and faeces are separated at source {{disambiguation