| Acronym | Meaning |
| GAXRD | Glancing Angle X-ray Diffraction |
| TTP | Thrombotic Thrombocytopenic Purpura |
| NORS | National Organics Reconnaissance Survey (US EPA 1974-1975) |
| WSSA | Weed Science Society Of America |
| TICS | Time Reversal Invariant Closed Shell (type Of Hartree-Fock Wave Function) |
| VGO | Virgin Gas Oil |
| SARIS | Scattering And Recoiling Imaging Spectrometry |
| PEMFC | Proton Exchange Membrane Fuel Cell |
| PEO | Poly(ethylene Oxide) |
| ADT | Air Dry Ton [of Cellulose Pulp] |