| Acronym | Meaning |
| F | Femto |
| HTTP | Hypertext Transfer Protocol |
| JCL | Job Control Language |
| PSA | Public Service Announcement (radio/TV Term) |
| BDN | Bacteria-derived Nuclei |
| ETCE | Effects Of Tropical Convection Experiment |
| AIM | Adaptive Injection Molding |
| CB | Cumulonimbus |
| PPMV | Parts Per Million By Volume |
| ARF | Aviation Route Forecast |