| Acronym | Meaning |
| BTB | Bromothymol Blue |
| LSM | Laser Scanning Microscopy |
| U.S.C. | United States Code |
| ABA | Acid-base Account [related To Acid-forming Potential] |
| SHR | Spontaneously Hypertensive Rat |
| LOCV | Lowest-order Constrained Variation |
| SPCE | Surface Plasmon-coupled Emission |
| ICCP | International Climate Change Partnership |
| HASL | Hot Air Solder Leveling [electronics] |
| AMSA | Association Of Metropolitan Sewerage Agencies |