Extensive Definition
USG may refer to:
- Medical ultrasonography, an ultrasound-based diagnostic imaging technique used to visualize internal organs
- Ulysses S. Grant, former U.S. General and 18th President of the United States
- Under-Secretary-General of the United Nations
- United States Government, or Federal government of the United States
- Universities at Shady Grove, an educational facility in Rockville, Maryland, United States
- University Student Government, a part of a students' union
- University System of Georgia, the organizational body that includes all public institutions of higher learning in Georgia, United States
- Unix Support Group, an AT&T group that commercialized a series of Unix computer operating system versions
- USG Corporation, an American construction materials manufacturer
- Urine Specific Gravity (kidney), a measure of urine concentration or relative density
- USG people, a European HR/staffing/temporary employment organization based in The Netherlands. It is a merger (and three letter acronym) of Unique, Start and Goudsmit.
- United Scene Group e.V., an intercultural development organisation in germany. http://www.united-scene-group.net
USG in Polish: USG
USG in German: USG