| Acronym | Meaning |
| QELS | Quasi-Elastic Light Scattering |
| CISTI | Canadian Institute For Scientific And Technical Information |
| LOPAC | Library Of Pharmacologically Active Compounds |
| PONA | Paraffins, Olefins, Naphthalenes, And Aromatics (in Petroleum Analysis) |
| REMOTS | Remote Ecological Monitoring Of The Seafloor |
| VLBI | Very Long Baseline Interferometry |
| ANPP | Aboveground Net Primary Production |
| PAP | Prostatic Acid Phosphatase |
| DRF | Dose Reduction Factor |
| LSM | Layered Synthetic Microstructure |