| Acronym | Meaning |
| HRXRD | High Resolution X-ray Diffraction |
| APD | Antiphase Domain |
| AVHRR | Advanced Very High Resolution Radiometer (NASA) |
| TMR | Tunneling Magnetoresistance |
| GCS | Geo-Common Subsystem (subsystem Of AIRS) |
| HCC | Hepatocellular Carcinoma |
| AGP | Antisymmetrized Geminal Power (wave Function) |
| NSE | Nonlinear Schroedinger Equation |
| ANC | Acid Neutralizing Capacity |
| MRA | Magnetic Resonance Angiography |