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
References in periodicals archive ?
And because the court determined that the landfill and settling ponds constituted "point sources" as defined by the Act, it found Dominion liable under the Act.
The type of the used sources is radioactive point sources [sup.152]Eu, [sup.137]Cs, and [sup.60]Co (see Tables 1 and 2).
regulatory firepower on pollution from point sources." (102) As a
Step 1 (identification of the possible point sources by PCA of the total samples).
Before counting, point sources were mounted on a holder that was placed in a parallel plane at 25 cm away from the detector endcap and were aligned with the detector's axis.
Water quality trading (which allows point sources to offset their pollution load and comply with phosphorus limits by taking credit for other phosphorus reductions in the watershed) can be a cost-effective option for dischargers to ensure compliance with very restrictive phosphorus limits while improving the overall water quality.
There are two main sources of water pollution; point sources and non-point sources.
After the passage of the Clean Water Act in 1972, substantial progress has been made in addressing pollution coming from point sources such as pipes.
The testing of radiation detectors against these standards is mainly performed by determining the radiation fields of point sources or small extended sources.