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Related to point source: Nonpoint source
A source, especially of pollution or radiation, occupying a very small area and having a concentrated output.
(General Physics) optics a source of light or other radiation that can be considered to have negligible dimensions
a source of radiation sufficiently distant compared to its length and width that it can be considered as a point.
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|Noun||1.||point source - a concentrated source (especially of radiation or pollution) that is spatially constricted|
n (Phys) → Punktquelle f, → punktförmige Lichtquelle