| Acronym | Meaning |
| ORAC | Organic Reaction Accessed By Computer |
| CERCLIS | Comprehensive Environmental Response |
| GSMT | Giant Segmented Mirror Telescope |
| CEIA | Capillary Electrophoresis Immunoassay |
| IMAGE | International Monitor For Auroral Geomagnetic Effects |
| PAP | Prostatic Acid Phosphatase |
| BMD | Benchmark Dose |
| MBE | Molecular Beam Epitaxy |
| CCIIM | Clearinghouse For Chemical Information Instructional Materials |
| ANPR | Atrial Natriuretic Peptide Receptor |