| SECS | School of Education and Continuing Studies 
| Others |
| SECS | School of Engineering and Computer Science
| Others |
| SECS | SEMI equipment communication standard
| Others |
| SECS | Semi Equipment Communications Stan
| Others |
| SECS | Semiconductor Equipment Communications Standard
| Others |
| SECS | Sensual Energy Of Club Salsa
| Others |
| SECS | Seriousness Enthusiasm Clarity and Synergy
| Others |
| SECS | Shuttle Events Control Subsystem
| Others |
| SECS | Sincerity Earnestness Confidence and Simplicity
| Others |
| SECS | Solar Energy Conversion Systems
| Others |
| SECS | Special Exposure Cohort SEC
| Others |
| SECS | Sudanese Environment Conservation Society
| Others |