| Subject | English | Russian |
| math. | the area fraction occupied by transparency zones | доля пространства |
| math. | the transparency zones may be isolated from each other | друг от друга (from one another) |
| math. | transparency zone | зона прозрачности |
| Makarov. | zone of transparency | зона прозрачности (морской воды) |
| geol. | zone of transparency | зона просвечивания (океана) |