| Acronym | Meaning |
| FAS | Federation Of American Scientists |
| ZCLV | Zoned Constant Linear Velocity |
| BEEM | Ballistic Electron Emission Microscopy |
| SARS | Scattering And Recoiling Spectrometry |
| GI | Many Electron Wave Functions That Are Simultaneously Eigen-functions Of The Total Spin Projection Operators And Satisfy The Pa |
| GWP | Gaussian Wave Packet |
| DPCILO | Differential Perturbative Configuration Interaction Using Localized Orbitals |
| NAIP | Non-Apatite Inorganic Phosphorus |
| SPG | Shirasu Porous Glass |
| ICZN | International Commission On Zoological Nomenclature |