| Acronym | Meaning |
| ATA | Average T-matrix Approximation |
| ESP | Exchangeable Sodium Percentage (soils) |
| AFB | Anaerobic Fluidized Bed |
| CAE | Computer-aided Engineering |
| GDC | Global Drifter Center (of WOCE Data System) |
| A/PI | Ab Initio Perturbed Ion (quantum Clacn. Method) |
| PPE | Poly(phenylene Ether)s |
| HIPE | High Internal Phase Emulsion |
| VFF | Valence Force Field (in Electronic-structure Calcns.) |
| DMC | Dough Molding Compound |