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.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

point source

n
(General Physics) optics a source of light or other radiation that can be considered to have negligible dimensions
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

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]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

point source

n (Phys) → Punktquelle f, → punktförmige Lichtquelle
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007