| SYSTEM abbr. | |
| abbr. | Saves You Serious Time Energy And Money |
| abbr. el. | systematic interaction model |
| abbr. mil., WMD | system |
| system abbr. | |
| abbr. | syst; syst. |
| abbr. AI. | SI system |
| abbr. auto. | aided manufacturing system; gasoline injection system |
|
Local : 15 phrases in 6 subjects |
| Abbreviation | 5 |
| Aeronautics | 1 |
| Computer networks | 1 |
| Information technology | 4 |
| Telecommunications | 3 |
| Transport | 1 |