| Subject | English | Estonian |
| environ. | linear source of sound Point noise sources placed one after the other one as, for instance, in a row of cars moving on a road | joonmüraallikas |
| econ. | source of aid | abiallikas |
| comp., MS | source of authority | autoriteetne allikas (The location where Active Directory directory service objects, such as users and groups, are mastered (an original source that defines copies of an object) in a cross-premises deployment) |
| dat.proc., life.sc. | source of biometric data | biomeetriline allikas |
| environ. | source of emission | heiteallikas |
| environ. | source of emission | õhkuheiteallikas |
| environ. | source of emission | emissiooniallikas |
| energ.ind. | source of energy | energiaallikas |
| econ. | source of information | infoallikas |
| econ. | source of law | õigusallikas |
| comp., MS | source of lead | müügivihje andja (The source of an account, business contact, or opportunity; for example, an advertisement or personal reference) |
| environ. | source of pollution The place, places or areas from where a pollutant is released into the atmosphere or water, or where noise is generated. A source can be classified as point source, i.e. a large individual generator of pollution, an area source, or a line source, e.g. vehicle emissions and noise | saasteallikas |
| health., nat.sc., environ. | source of radiation | kiirgusallikas |
| busin. | source of raw materials | toorainebaas |
| gen. | source of revenue | tuluallikas |