| Acronym | Meaning |
| ANNNI | Axial Next-nearest-neighbor Ising (model Of Superstructure) |
| MGA | Modified Glauber Approxn. (in Atom-particle Scattering) |
| IVO | Improved Virtual Orbital |
| ACRS | Advisory Committee On Reactor Safeguards |
| IPA | Inverted Perturbation Approach (in Mol. Potential-energy Curves Calcn.) |
| SAE | Society Of Automotive Engineers |
| VCQD | Vertically Coupled Quantum Dots |
| OSC | Oxygen Storage Capacity |
| ERF | Electrorheological Fluid |
| SSP | Sequence Specific Primer |