| Acronym | Meaning |
| PICF | Principal Investigator Computing Facility |
| ACF | Acid Concentrator Feed |
| LIDAR | Light Detection And Ranging Instrument |
| WMO | World Meteorological Organization |
| C&C | Consultation And Cooperation Agreement |
| APL | Applied Physics Laboratory |
| PACLAT | Pacific Latitudinal Distribution Of Photochemical Trace Species |
| ICJOB | IBM-to-Cray Interactive Interface |
| ARTCC | Air Route Traffic Control Center |
| NIGEC | National Institute For Global Environmental Change |