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contour line

 - 3 dictionary results

contour line

 
Use contour line in a Sentence
–noun
1. a line joining points of equal elevation on a surface.
2. the representation of such a line on a map.
3. Mathematics. a line parallel to a trace. Compare trace 1 (def. 11).
Also called contour, level curve, level line.

Origin:
1835–45
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To contour line
contour line  
n.  A line on a map that joins points of equal elevation.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Science Dictionary
contour line   (kŏn'tr')  Pronunciation Key 


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A line on a map joining points of equal elevation above a given level, usually mean sea level. ◇ The change in elevation between one contour line and the next is the contour interval.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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