| Acronym | Meaning |
| HITC | 1,1',3,3,3',3'-hexamethylindotricarbocyanaine Iodide |
| NEEIA | Nonseparation Electrochemical Enzyme Binding/immunoassay |
| ACRIM | Active Cavity Radiometer Irradiance Monitor |
| WHWT | Water And Hazardous Waste Team |
| CHRM | Characteristic Remanent Magnetization |
| QRHF-CC | Quasirestricted Hartree-Fock Coupled Cluster |
| RSW | Resistance Spot Welding |
| CLS | Core Level Spectroscopy |
| RITD | Resonant Interband Tunneling Diode |
| STIB | Stratosphere-Troposphere Interactions And The Biosphere |