| Acronym | Meaning |
| SRXPS | Spin-resolved X-ray Photoelectron Spectroscopy |
| DIGGER | Discrete Isolation From Gradient-governed Elimination Of Resonances |
| PEEP | Positive End-expiratory Pressure |
| HHE | Health Hazard Evaluation |
| KT | Koopmans Theorem |
| ISDN | Isosorbide Dinitrate |
| IRDO | Intermediate Retention Of Differential Overlap |
| SARP | Safety Analysis Report For Packaging |
| SPIPES | Spin Polarized Inverse Photoemission Spectroscopy |
| INDO/RZ | Intermediate Neglect Of Differential Overlap/Ridley-Zerner |