| Acronym | Meaning |
| LSM | Land Surface Model |
| TRAP | Tartrate-resistant Acid Phosphatase |
| UGF | Unitary-group Formulation (in Many-body Quantum Theory) |
| ORACLE | Ozone Research Using Advanced Cooperative Lidar Experiment |
| IMA | Ion Microanalysis |
| BCA | Bicinchoninic Acid |
| HUG | HART User Group |
| PEN | Personal Electronic Notebook |
| TACT | Trans Alaska Crustal Transect |
| PHBTD | (number)projected-hartree-bogolyubov Tamm-dancoff(quantum Method) |