| PS | |
| astr. | pulsating surface |
| chem. | polystyrene; PS |
| p | |
| biotechn. | p |
| persistant | |
| gen. | perennial |
| bot. | persistent; evergreen; everlasting; sempervirent |
| med. | persistent; persisting |
| persister | |
| gen. | insist |
| chem. | to persist |
|
CSMA : 19 phrases in 3 subjects |
| Communications | 13 |
| General | 2 |
| Information technology | 4 |