| Acronym | Meaning |
| PSII | Photosystem II |
| ICSI | Intracytoplasmic Sperm Injection |
| AIPHOS | Artificial Intelligence For Planning And Handling Organic Synthesis |
| APCVD | Atm.-pressure Chem. Vapor Deposition |
| POC | Particulate Organic Carbon |
| POY | Partially Oriented Yarn (usually Synthetics |
| CDRE | Convolution Difference Resolution Enhancement |
| PVO | Pseudovalence Orbital |
| ASOG | Anal. Soln. Of Groups |
| AFBBR | Anaerobic Fluidized Bed Biofilm Reactor |