| Subject | English | Korean |
| math. | directional data | 방향자료 |
| comp., MS | directional light | 방향성 광원 (A light source that is attached to a frame but appears to illuminate all objects with equal intensity, as if it were at an infinite distance from the objects. Directional light has orientation but no position, and it is commonly used to simulate distant light sources, such as the sun) |
| comp., MS | directional map | 도로 지도 (A map created with transportation and mass transit shapes, such as highways, parkways, intersections, road and street signs, routes, railroad tracks, transit terminals, rivers, and buildings) |
| comp., MS | directional pad | 방향 패드 (The Action button and associated Direction keys that allow the user to move up, down, right, left, and center to perform an action) |