| Acronym | Meaning |
| NAWPG | National Aviation Weather Products Generator |
| AREAL | Atmospheric Research And Exposure Assessment Lab |
| ARCAS | All-purpose Rocket For The Collection Of Atmospheric Soundings |
| CDIAC | Carbon Dioxide Information Analysis Center |
| ALEC | American Legislative Exchange Council |
| MMD | Mass Median Diameter |
| CASES | Cooperative Atmosphere Surface Exchange Study |
| ICITA | International Cooperative Investigation Of The Tropical Atlantic |
| ICH | Inter-Union Commission On The Lithosphere |
| TIAA | Teachers Insurance And Annuity Association |