Abbreviations beginning with u

UMTSTDDUniversal Mobile Telecommunications System - Time-Division-Duplexing
Academic & Science

uMTTUncorrected Mean Transit Time
Academic & Science

UMTVUniversity of Maryland Television (College Park, MD)
Community

UMTVUnique Modulated Television
Miscellaneous

UMTVUniversity of Michigan Television (Ann Arbor, MI)
Miscellaneous

UMTWTMYou Mean The World To Me
Internet » Chat

UMTWUTMU Mean The Whole Universe To Me
Computing » Texting

UMUExtravehicular Mobility Unit
Academic & Science » Astronomy

UMUUniversity of Manchester Union
Academic & Science » Universities

UMUUnderwater Maneuvering Unit
Miscellaneous » Unclassified

UMUUmuarama, PR, Brazil
Regional » Airport Codes

UMUAIUser Modeling and User Adapted Interaction
Computing » IT

UMUCUniversity of Maryland University College
Academic & Science » Colleges

UMUGUtah Macintosh Users Group
Computing » IT

UMUKUnendliche Mannigfaltigkeit in Unendlicher Kombination (German: Infinite Diversity in Infinite Combinations; Star Trek symbol)
Miscellaneous

UMULHUnsigned Multiply Quadword High
Computing » IT