| Acronym | Meaning |
| HRT | Hormone Replacement Therapy |
| GEASIC | Gradient-expansion Approxn. Self-interaction Correction (functional |
| BALF | Bronchoalveolar Lavage Fluid |
| LIPS | Lanthanide Ion Probe Spectroscopy |
| DIANE | Direct Information Access Network For Europe |
| SUTRA | Saturated Unsaturated Transport Model |
| CPHSDM | Constant Pattern Homogeneous Surface Diffusion Model |
| SOP/EA | Split-operator Propagator (for) Electronically Adiabatic (phenomena) |
| ARP | Angle-resolved Photoemission |
| PEIS | Programmatic Environmental Impact Statement |