 |
| Subject | English | Russian |
| math. | be tangent to | касаться (the line l is tangent to the curve C at the point A) |
| math. | be tangent to | соприкасаться с |
| math. | be tangent to | коснуться |
| math. | be tangent to itself | самокасаться |
| math. | be tangent to... touch to | касаться |
| Makarov., math. | be tangent to ... touch to | касаться |