| Acronym | Meaning |
| STEM | Science Technology Engineering And Mathematics |
| APT | Accelerator Production Of Tritium |
| ADEPT | Alexandria Digital Earth Prototype |
| AESD | Advanced Energy System Division |
| EGP | Exterior Gateway Protocol |
| ATEN | Association Technique De L'Energie Nucleaire |
| DIFAX | Digital Facsimile Map |
| AMTS | Arctic Mesopause Temperture Study |
| LDS | Linear Depolarization Ratio |
| SOHO | Solar And Heliosphysical Observatory |