| Acronym | Meaning |
| ESEEM | Electron Spin Echo Envelope Modulation |
| DECSY | Double-quantum Coherence Echo Correlated Spectroscopy |
| IPSP | Inhibitory Postsynaptic Potential |
| WCRP | World Climate Research Programme |
| TS | Transition State |
| JISC | Japanese Industrial Standards Committee |
| MANCOVA | Multivariate Analysis Of Covariance |
| GBIF | Global Biodiversity Information Facility |
| ERACE | Electrical Remediation At Contaminated Environs |
| PESOS | Photoelectron Spectroscopy Of The Outer Shell |