| Acronym | Definition |
|---|
| SECT | Section |
| SECT | Science, Engineering, Construction and Technology (UK Resource Centre for Women in Science, Engineering and Technology; UK) |
| SECT | Sharp Electronic Components Taiwan |
| SECT | Standard for Embedded Core Test |
| SECT | Simulator for Electronic Combat Training |
| SECT | Service Externe de Contrôle Technique (French: External Service Technical Control; Belgian inspection group) |
| SECT | Submissive Extroverted Concrete Thinker (Jung personality type indicator) |
| SECT | Submarine Emergency Communications Transmitter |