polybasic
| acid
| polybasic | |
| chem. | polybasique |
| acid | |
| agric. | acidifiant |
| agric. fish.farm. chem. | acide |
| commun. met. | eau-forte |
| econ. | acide |
| environ. | acide |
| social.sc. health. | zen |
| |||
| polybasique | |||
|
polybasic : 2 phrases in 1 subject |
| Chemistry | 2 |