UST

UST is a three letter acronym that may refer to:

  • Hong Kong University of Science and Technology (HKUST)
  • Equatorial Guinea Workers' Union
  • Northeast Florida Regional Airport in St. Augustine, Florida (IATA Airport Code UST)
  • Underground storage tank
  • Union of Trade Unions of Chad (Union des Syndicats du Tchad)
  • Universal Standard Time
  • Universal System Tubeless, a tubeless bicycle tire system developed by Mavic
  • University of St. Thomas (Texas) in Houston
  • University of St. Thomas (Minnesota) in Twin Cities
  • University of Santo Tomas in Manila, Philippines
    • UST Growling Tigers, men's varsity team
  • University of Science and Technology, universities focus on science and technology
  • University of Science and Technology (South Korea), a group of public universities and research institutions
  • Tiraspol State University in Moldova
  • Unresolved Sexual Tension, the acronym originating with fans of The X-Files
  • Unsepttrium (Ust), the predicted last electrically neutral chemical element, with an atomic number of 173
  • U.S. Smokeless Tobacco Company, a subsidiary of UST Inc.
  • United States of Tara, an American comedy-drama television series
  • Ustream website
  • .ust, file extension for plain-text Utau voice sequence files
  • Uniform Spanning Tree, a mathematical concept; a randomly (uniformly) chosen spanning tree of a graph
  • United States Treasury Department of the Treasury of the United States