| Acronym | Meaning |
| CFU | Colony Forming Unit (for Bacteria Counting In Water Disinfection) |
| PSMBE | Plasma Source Molecular Beam Epitaxy |
| SUVA | Specific UV Absorbance |
| IAM | Internal Axis Method (in Calcns. Of Rotational Excitation In Atom-mol. Collisions) |
| MOBI | MO Bond Index |
| NCPTT | National Center For Preservation Technology And Training |
| J(Z)CCS | J(z) Conserving Centrifugal Sudden Approximation (in Molecular Collisions |
| IBS | Irritable Bowel Syndrome |
| GEIS | Generic Environmental Impact Statement |
| APF | Acidulated Phosphate Fluoride |