point source

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point source

n.
A source, especially of pollution or radiation, occupying a very small area and having a concentrated output.

point source

n
(General Physics) optics a source of light or other radiation that can be considered to have negligible dimensions

point′ source`


n.
a source of radiation sufficiently distant compared to its length and width that it can be considered as a point.
[1900–05]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.point source - a concentrated source (especially of radiation or pollution) that is spatially constricted
origin, source, root, rootage, beginning - the place where something begins, where it springs into being; "the Italian beginning of the Renaissance"; "Jupiter was the origin of the radiation"; "Pittsburgh is the source of the Ohio River"; "communism's Russian root"
Translations

point source

n (Phys) → Punktquelle f, → punktförmige Lichtquelle