| Acronym | Meaning |
| ABIH | American Board Of Industrial Hygienists |
| PMPO | Perturbed Morse Pekeris Oscillator (model Potential) |
| HRT | Hormone Replacement Therapy |
| ADAP | Angular Distribution Of Annihilating Photons |
| HTLV | Human T-lymphotropic Virus |
| EPA | United States Environmental Protection Agency |
| CS INDO | Conformation Spectra INDO |
| PERCI | Photoelectron Resonance Capture Ionization |
| AET | Apparent Effects Thresholds |
| ICU | Intensive Care Unit |