| Acronym | Meaning |
| BAP | Bioavailable Phosphorus |
| CMC | Coupled Multiconfiguration |
| SOHO | Solar And Heliosphere Observatory |
| MHW MO | Mulliken-Helmholz-Wolfsberg Molecular Orbital |
| ICR | Ion Cyclotron Resonance (mass Spectrometry) |
| PLIRRA | Pollution Liability Insurance And Risk Reduction Act |
| CDRP | Carbon Dioxide Research Program (of US Department Of Energy) |
| DSIP | Delta-sleep Inducing Peptide |
| LCHOP | Linear Combination (of) Harmonic Oscillator Products |
| ORACLE | Ozone Research Using Advanced Cooperative Lidar Experiment |