| Glossary | Yenra ® |
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0 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z Glossary U : Dictionary definitions of acronyms and terms beginning with the letter U UCD - universal companion document (Check images) UDDI - Universal Description Discovery and Integration UMTS - Universal Mobile Telecommunications System UTC - Coordinated Universal Time. It is within about 1 second of mean solar time at 0° longitude; it does not observe daylight saving time. | |
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