| русский | rus-000 |
| полуплоскость | |
| беларуская | bel-000 | паўплоскасць |
| беларуская | bel-000 | паўплоскасьць |
| Deutsch | deu-000 | Halbebene |
| English | eng-000 | half plane |
| English | eng-000 | half-plane |
| English | eng-000 | semiinfinite plane |
| English | eng-000 | semiplane |
| Esperanto | epo-000 | duonebeno |
| français | fra-000 | demi-plan |
| magyar | hun-000 | félsík |
| polski | pol-000 | półpłaszczyzna |