| Acronym | Meaning |
 | MESNA | Sodium 2-mercaptoethane Sulfonate |
 | MSA | Metropolitan Statistical Area |
 | MPF | Maturation-promoting Factor |
 | ICCIDD | International Council For Control Of Iodine Deficiency Disorders |
 | EDA | Emergency Declaration Area |
 | TXRF | Total Reflection X-ray Fluorescence |
 | HAC | High Alumina Cement |
 | ELFSE | End-labeled Free-solution Electrophoresis |
 | GEOSECS | Geochemical Ocean Sections |
 | CHO | Complex Harmonic Oscillator (in Mol. Scattering Theory) |