| Acronym | Meaning |
| IATA | International Air Transport Association (Geneva |
| SAR | Structure-Activity Relationship |
| HCA | Hazardous Communication Act |
| TBM | Tight Binding Model |
| STEM | Scaled Taylor Exponential Model |
| FDBVM | Finite Difference Boundary Value Method |
| CGR | Coliform Growth Response |
| MLT | Magnetic Local Time |
| NLLSCF | Nonlinear Least Squares Curve Fitting |
| IPA | International Pharmaceutical Abstracts |