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See more synonyms for isoline on Thesaurus.com
noun Meteorology, Geography.
  1. isogram.
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Origin of isoline

First recorded in 1940–45; iso- + line1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for isoline

Historical Examples

  • He wished the Princess Isoline would have let him come to her.

    The Little Schoolmaster Mark

    J. H. Shorthouse

  • "Isoline never was very easy to understand," said the Prince.

  • The gaolers obeyed, and soon the merchant and Isoline disappeared with them in the depths of the subterranean donjon.

  • Isoline, more and more alarmed at the ardent looks of the two whelps, trembled convulsively.

  • Lady Campbell and Isoline await us there, with the troops left as their guard at Dumbarton.

British Dictionary definitions for isoline


  1. another term for isopleth
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

isoline in Science


  1. A line on a map, chart, or graph connecting points of equal value.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.