| Subject | English | Korean |
| math. | upper control limit | 관리상한 |
| comp., MS | upper-left | 왼쪽 위 (Pertaining to the location of something that is higher in place and on the left side relative to something else) |
| math. | upper quartile | 상위 사분위수 |
| comp., MS | upper-right | 오른쪽 위 (Pertaining to the location of something that is higher in place and on the right side relative to something else) |