| Acronym | Meaning |
| HPCCP | High Performance Computing And Communications Program |
| GLOSS | Global Sea Level Observing System (of IOC) |
| RSKERL | Robert S. Kerr Environmental Research Laboratory |
| ESIG | European Solvents Industry Group |
| SNAP | System For Nuclear Auxiliary Power |
| CFM | Continued-fraction Method |
| DHP | Diheptyl Phthalate |
| PAGIF | Polyacrylamide Gel Isoelectric Focusing |
| ESMO | Excited-state Molecular Orbital |
| EFIN | Environmental Financing Information Network |