| Acronym | Meaning |
| MPSS | Massively Parallel Signature Sequencing |
| DGB | Distributed Gaussian Basis (mol. Wave Function) |
| IVA | Intravehicular Activity (related To Spacecraft) |
| NIHHS | Notification Of Installations Handling Hazardous Substances Regulations (UK) |
| MMP | Matrix Metalloproteinase |
| OMS | Octahedral Molecular Sieve |
| GVHD | Graft Versus Host Disease |
| FPLMTO | Full-potential Linearized Muffin-tin Orbital |
| SCALE | Symmetrically Configured AC Light Emitting [device] |
| GHL | Generalized Heitler-London |