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Sonstige
Abkürzung-Kategorie: u
| Abkürzung | Langform |
| UHD | User Help Desk |
| UHF | Ultrahigh Frequency (300 MHz -- 3 GHz) |
| UHG | UmweltHG, Umwelthaftungsgesetz |
| UHG | Ultrahigh Gain (Antenna) |
| UHL | User Header Label |
| UHN | Unique Home Node |
| UHZ | Umwelthandlungsziel |
| UI | Unnumbered Information (frame) |
| UI | User Interface |
| UI | UNIX International |
| UIAP | UNIX International Asia/Pacific |
| UIC | User Identification Code |
| UID | Unique/Unix/User Identifier |
| UIDL | Unique Identifier Listing |
| UIFRAME | Unnumbered Information Frame |
| UIL | User Interface Language |
| UIM | User Interface Management |
| UIML | User Interface Markup Language |
| UIMS | User Interface Management System |
| UIS | User Interface Specification |
| UIS | Unit Injector System |
| UIT | Union Internationale des Telecommunications |
| uk | Großbritannien |
| UKW | Ultrakurzwelle |
| UL | Upload |
| UL | Underwriters Laboratory, Inc. |
| ULA | Uncommitted Logic Array |
| ULD | Unabhängiges Landeszentrum für Datenschutz, Kiel |
| ULEV | Ultra Low Emission Vehicle |
| ULN | Universal Link Negotiation |
| ULP | Upper Layer Protocol |
| ULP | Unit in the Last Place |
| ULSAB | Ultra Light Steel Auto Body |
| ULSAS | Ultra Light Steel Auto Suspension |
| ULSI | Ultra Large Scale Integration |
| ULSN | Ultra Low Speed Networking |
| ULV | Ultra Low Voltage |
| ULW | Ultra Light Weight |
| UM | Unified Messaging |
| UMA | Upper Memory Area |
| UMA | Unified/Uniform Memory Access/Architecture |
| UMB | Upper Memory Block |
| UMI | User MAN Interface |
| UMK | Umweltministerkonferenz |
| UML | User Mode Linux |
| UML | Unified Modeling Language |
| UMM | Unix Macro Magician |
| UMM | Unidirectional Multipoint to Multipoint |
| UMS | Unified Messaging System |
| UMS | Umweltmanagementsystem |