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point source

   Also found in: Dictionary/thesaurus, Acronyms, Encyclopedia, Wikipedia 0.01 sec.
point source
n.
A source, especially of pollution or radiation, occupying a very small area and having a concentrated output.

source, point 
A source whose dimensions are sufficiently small to cause a radiation with a high degree of coherence. If the point source is situated on the axis of an optical system it gives rise to an axial ray and it is referred to as an axial point source. See coherent sources; axial ray.


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Point source natural resources extracted from a narrow economic or geographical base provide conditions detrimental to the formation of effective institutions, as they are easier for the elites to control and therefore each of the effects described above are made more likely to occur.
court ruling that pesticide discharge is a point source of pollution subject to additional regulation and permitting under the Clean Water Act (CWA).
Point Source Pollution Point source pollution usually comes from a discharge pipe and goes directly into a waterway.
 
 
 
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