| Acronym | Meaning |
| KAM | Kolmogorov-Arnold-Moser (theorem In Quantum Stochasticity) |
| ROVP | Reactance Operator Variational Principle |
| MODFET | Modulation-doped Field-effect Transistor |
| NEKIA | National Education Knowledge Industry Association |
| PLI | Process Loading Intensity (of Biological Reactors) |
| SBA | Short Bed Adsorbers |
| ELFFS | Excimer Laser Fragmentation-fluorescence Spectroscopy |
| MC-ICPMS | Multiple-collector Inductively Coupled Plasma-mass Spectrometry |
| BMR | Basal Metabolic Rate |
| ETS | External Transcribed Spacer |