| Acronym | Meaning |
| 7-ACA | 7-aminocephalosporanic Acid |
| MG-FSGO | Multiple Gaussian-floating Spherical Gaussian Orbital Method |
| OCAP | Open-channel Air Preheater |
| IIRSM | International Institute Of Risk And Safety Management |
| NDT | Nondestructive Testing |
| COMAH | Control Of Major Accident Hazards |
| CSP | Chiral Stationary Phase |
| LCCM | Linearized Coupled Cluster Method |
| CST | Capillary Suction Time (sludge Dewatering Parameter) |
| BRDF | Bidirectional Reflectance Distribution Function |