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coordinate system

noun, Mathematics
1.
any method that uses numbers to represent a point, line, or the like.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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coordinate-system in Science
coordinate system  
A system of representing points in a space of given dimensions by coordinates, such as the Cartesian coordinate system or the system of celestial longitude and latitude.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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