| Acronym | Meaning |
| LIPM | Laser Integrating Plate Method |
| CAMV | Cauliflower Mosaic Virus |
| CLCR | Creatinine Clearance |
| FIMS | Fine-split IR Multispectral Scanner (for Remote Sensing) |
| PBL | Planet Boundary Layer (in Atmospheric Chemistry And Physics) |
| HSDP | Hawaiian Scientific Drilling Project |
| IKES | Ion-kinetic-energy Spectroscopy |
| PIANO | Paraffin |
| LSW | Lifshitz-Slyozov-Wagner Theory |
| WCA | Water Conservation Area(s) |