ISU
The term "ISU" can refer to the International Skating Union, which is the governing body for competitive ice skating, including disciplines like figure skating and speed skating. Founded in 1892, the ISU organizes major international competitions, such as the World Championships and the Olympic Games, and sets the rules for the sport.
Another meaning of "ISU" is the Idaho State University, a public research university located in Pocatello, Idaho. Established in 1901, ISU offers a wide range of undergraduate and graduate programs, and is known for its strong emphasis on health sciences and engineering.