| Acronym | Meaning |
| IXS | International XAFS Society |
| EDL | Electroless Discharge Lamp |
| SEIRA | Surface-enhanced Infrared Absorption |
| NELAC | National Environmental Laboratory Accreditation Conference |
| RDA | Regularized Discriminant Analysis |
| VAFTAD | Volcanic Ash Forecast Transport And Dispersion |
| OKE | Optical Kerr Effect |
| AAODL | Atmospheric Aerosols And Optics Data Library |
| AIHC | American Industrial Health Council |
| AHCPR | Agency For Health Care Policy And Research |