| Acronym | Meaning |
| CINDA | Computer Index Of Neutron Data |
| LAGST | Leaking Above Ground Storage Tank |
| JAICI | Japan Association For International Chemical Information |
| ATCA | Australia Telescope Compact Array |
| HEM | Heat-exchanger Method (in Manuf. Of Crystalline Silicon) |
| TBA | True Bicarbonate Activity |
| NOM | Natural Organic Matter |
| SAMHSA | Substance Abuse And Mental Health Services Administration |
| TPSA | Topological Surface Area |
| SEU | Single Event Upset (in Spacecraft Power Systems) |