| Subject | English | German |
| environ. | area emission source | diffuse Quelle |
| environ. | area emission source | Emissionsquelle |
| phys. | electron emission source | Elektronenquelle |
| nat.res. | emission main source | Emissionsschwerpunkt |
| environ. | emission source A chemical process, building, furnace, plant or other entity responsible for the discharge of pollutants or contaminants into the environment | Emittent |
| tech. | emission source | Emittent |
| environ. | emission source | Quelle |
| gen. | emission source | Emissionsquelle |
| anal.chem. | field emission ion source | Feldionenquelle (in mass spectrometry) |
| microel. | field-emission source | Feldemissionsquelle |
| environ. | local emission source | örtliche Emissionsquelle |
| environ. | local emission source | lokale Emissionsquelle |
| nat.res. | sanitation of emission source | Sanierung der Emissionsquelle |
| environ. | source of emission | Emittent |
| environ. | source of emission | Quelle |
| environ. | source of emission | Emissionsquelle |
| anal.chem. | thermal emission ion source | Thermoionisations-Ionenquelle |