| Acronym | Meaning |
| ASTROS | Automated Structural Optimization System |
| NMP | Nitroxide-mediated Polymerization |
| EPCE-F2(SIGM | Effective Pair Correlation Energy Method With The Factor-two (f2) Approximation For Sigma-electron Systems |
| BCCP | Biotin Carboxyl-carrier Protein |
| SORI | Sustained Off-resonance Irradn. |
| ACPTQ | Approx. Coupled Pair (theory Cor. For Connected) Triple And Quadruple Excitations |
| CCMC-T2 | Coupled-cluster Multiconfigurational (double-excitation Method With Cluster Operator Approximated By T2) |
| MRINDO | Modified Rydberg Intermediate Neglect Of Differential Overlap |
| UCI | Ultrasonic Contact Impedance |
| ACCP | Atlantic Climate Change Program (of NOAA |