| POST | |
| abbr. avia. | payload operations support team; portable optical sensor tester; power on selftest |
| abbr. el. | phase shifting on the substrate; piezoelectric oscillator self-tuned; power-on system test |
| abbr. mil. | Passive Optical Seeker Technique |
| POSTS | |
| abbr. med. | positive occipital sharp transient of sleep |
| post | |
| abbr. med. | posterior; postmortem |
|
main : 9 phrases in 3 subjects |
| Abbreviation | 7 |
| Information technology | 1 |
| NASA | 1 |