| Acronym | Meaning |
| DAL | Defect Action Level |
| APS | Autocorrelation Photon Spectroscopy |
| ESSP | Earth Systems Science Pathfinder |
| AFBC | Atmospheric Fluidized Bed Combustion |
| TDCHF | Time-dependent Coupled Hartree-Fock |
| ASPG | Antisymmetrized Product Of Separated Geminals Approxn. |
| ACOIN | Australian Core Inventory |
| CPDW | Circumpolar Deep Water |
| TAFI | Thrombin Activatable Fibrinolysis Inhibitor |
| ESCORT | Error Self-compensation Reached By Tau-scrambling |