| Acronym | Meaning |
| LCMVAO | Linear Combination Of Modified Valence Atomic Orbital |
| FIFRA | Federal Insecticide |
| ESDB | Endangered Species Database/Reach Scanlink |
| AQUIRE | Aquatic Information Retrieval |
| NDLM | Nondiagonal Lagrange Multiplier |
| BET | Bond Equilibrium Theory |
| RHFO | Relativistic Hartree-Fock One-channel (for Scattering) |
| NPR | Net Protein Retention |
| CNN | Computational Neural Network |
| SPLP | Synthetic Pptn. Leaching Procedure |