| Subject | English | Portuguese |
| gen. | birth control | contraconcepção |
| econ. | birth control | controlo da natalidade |
| environ. | birth control | controlo de natalidade |
| health. | birth control | planeamento familiar |
| health. | birth control | regulação da natalidade |
| health. | birth control | limitação da natalidade |
| environ. | birth control Limitation of the number of children born by preventing or reducing the frequency of impregnation | controlo de natalidade |
| med. | birth control | contracepção |
| gen. | birth control | anticoncepção |
| health. | birth-control measure | medida de controlo de natalidade |
| health. | birth-control method | método contracetivo |