| Acronym | Meaning |
| GRIMM | Global/Regional Interhemispheric Mercury Model |
| GHRH | Growth Hormone-releasing Hormone |
| ICE | International Common Elements |
| PASADENA | Para-hydrogen And Synthesis Allow Dramatically Enhanced Nuclear Alignment |
| GIAO | Gage-independent Atomic Orbital |
| ARSPIPES | Angle Resolved Spin Polarised Inverse Photo Emission Spectroscopy |
| RISA | Radioimmunosorbent Assay |
| ICR | Intelligent Optical Character Recognition |
| HEL | Human Erythroleukemia |
| DOT | Department Of Transportation |