| Acronym | Meaning |
| AABW | Antarctic Bottom Water |
| QECISDTQ | Quadratic Size-extensive CISDTQ |
| GSGG | Gallium Scandium Gadolinium Garnet |
| JAERI | Japanese Atomic Energy Research Institute |
| DLCA | Diffusion Limited Cluster Aggregation |
| RLCA | Reaction-limited Cluster Aggregation |
| ULSI | Ultra-large-scale Integration |
| IAMAP | International Association Of Meteorology And Atmospheric Physics (ICSU) |
| BCT | Best Control Technology |
| XUV | Extreme Ultraviolet |