| Acronym | Meaning |
| ALCAM | Activated Leukocyte Cell Adhesion Molecule |
| ISTS | Impulsive Stimulated Thermal Scattering [a Laser-based Ultrasonic Technique] |
| GGC | Generalized Gradient-corrected (density-functional) |
| IGBP | International Geosphere Biosphere Programme |
| TS | Transition State |
| STEREO | Solar TErrestrial RElations Observatory |
| HW | Hazardous Waste |
| ACO | Atomic-cell Orbital |
| REA | Restriction Endonuclease Anal. |
| ZERI | Zero Emissions Research Initiative |