| 1- | |
| chem. | 1- -1,3-dimethylureum |
| persistant | |
| gen. | aanhoudend; één of meer jaren durend |
| med. | persistens; persistent; perstans; permanent; persisterend |
| persister | |
| chem. | blijven bestaan |
|
CSMA : 15 phrases in 3 subjects |
| Communications | 9 |
| General | 1 |
| Information technology | 5 |