| Acronym | Meaning |
| IPAA | Instrumental Photon Activation Analysis |
| VASE | Variable Angle Spectroscopic Ellipsometry |
| ETGAO | Even-tempered Gaussian Atomic Orbital |
| EVA | Extravehicular Activity (related To Spacecraft) |
| NCID | National Center For Infectious Diseases |
| ABG | Arterial Blood Gas |
| LIFR | Leukemia Inhibitory Factor Receptor |
| LASCR | Light-activated Silicon Controlled Rectifier |
| NK | Natural Killer |
| ADA | American Diabetes Association |