| Subject | English | Latvian |
| transp., tech., law | high-intensity point light source | augstas intensitātes punktveida gaismas avots |
| environ. | point source Pollution from a discrete source, such as a septic tank, a sewer, a discharge type, a landfill, a factory or waste water treatment works discharging to a watercourse; stack emission from an industrial process; or spillage from an underground storage tank leaching into groundwater | viena punkta piesārņojuma avots |