| Acronym | Meaning |
| OECA | Office Of Enforcement And Compliance Assurance |
| READS | Restriction Enzyme Analysis Of Differentially-expressed Sequences |
| ICRF | Ion Cyclotron Range Of Frequencies |
| FETAX | Frog Embryo Teratogenesis Assay-Xenopus |
| NWSIA | National Water Supply Improvement Association |
| APS | Appearance Potential Spectroscopy |
| ALR | Allergenic Effects |
| CIC | Configuration Interaction (in The) Continuum (theory In Calcns. Of Atomic Resonances) |
| STM | Symptom Tree Model |
| BSF | Back Surface Field (solar Cell Structure) |