| Acronym | Meaning |
| TSCW | Torsional Spin Current Wave (type Of Hartree-Fock Wave Function) |
| TTVD | Trap-to-trap Vacuum Distillation |
| TZP | Tetragonal Zirconia Polycrystal |
| HAC | Hydrogen-assisted Cracking |
| SRGO | Straight Run Gas Oils |
| MERT | Modified Effective-range Theory (for Electron-mol. Scattering) |
| VOC | Viable Organism Count |
| BHT | Butylated Hydroxytoluene |
| APMI | American Powder Metallurgy Institute |
| ICE | International Common Elements |