| Subject | English | Irish |
| comp., MS | three-dimensional | tríthoiseach (Of, pertaining to, or being an object or image having or appearing to have all three spatial dimensions (length, width, and depth)) |
| gen. | three-dimensional H-point machine | gléas trí thoise phointe an chromáin |
| gen. | three-dimensional H-point machine | gléas 3-T phointe an chromáin |
| transp., tech., law | three-dimensional reference system | córas tagartha tríthoiseach |