| Acronym | Meaning |
| AAS | Acid Addition System |
| VTR | Video Tape Recorder |
| GAPS | Billions (109) Of Actions Per Second |
| JMA | Japan Meteorological Agency |
| AIS | Advanced Isotope Separation |
| DIB | Directory Information Base |
| ML | Mesa Laboratory |
| IFAW | International Fund For Animal Welfare |
| POP | Probability Of Precipitation |
| ESSA | Environmental Science Services Administration |