| ESA | European Space Agency | - | Atmospheric Research Center |
| ESA | Electrostatic Self-assemblypar | - | Computer Acronyms(common) |
| ESA | Endangeded Species Act | - | Computer Acronyms(common) |
| ESA | European Space Agency | - | Computer Acronyms(common) |
| ESA | Electrokinetic Sonic Amplitude | - | Computer Acronyms(common) |
| ESA | Electron Stimulated Adsorption | - | Computer Acronyms(common) |
| ESA | Electrostatic Analyzer | - | Computer Acronyms(common) |
| ESA | Electrostatic Sector Analysis | - | Computer Acronyms(common) |
| ESA | Energy Sudden Approxn. (in Calcns. On Reactive Scattering) | - | Computer Acronyms(common) |
| ESA | Excited State Absorption | - | Computer Acronyms(common) |
| ESA | Engineering SuPPly Area | - | Organizations |
| ESA | Engineering SuPPort Assembly | - | Organizations |
| ESA | European Space Agency | - | Organizations |
| ESA | European Space Agency | - | Organizations |
| ESA | ExPlosive Safe Area | - | Organizations |
| ESA | Explosive Safe Area (KSC) | - | Organizations |
| ESA | Electro-Spark Alloying - Endangered Species Act - European Space Agency | - | Astronomy |
| ESA | European Space Agency | - | Business and Finance |
| ESA | Endangered Species Act | - | Business and Finance |
| ESA | Exploratory Shaft Facility | - | Business and Finance |
| ESA | Engineering Support Activity | - | Business and Finance |