| Acronym | Meaning |
| BARC | Bhabha Atomic Research Centre |
| AID | Agency For International Development |
| SI | Systeme International |
| ACF | Automatic Control Feature |
| CAP | Cost Account Plan |
| ANATEX | Across North America Tracer Experiment |
| NTTF | NASA Test And Training Facility |
| QSO | Quasi-stellar Object |
| RHS | Right-hand Side |
| U MASS | University Of Massachusetts |