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isothere

American  
[ahy-suh-theer] / ˈaɪ səˌθɪər /

noun

Climatology.

  1. a line on a weather map or chart connecting points that have the same mean summer temperature.

isothere British  
/ aɪˈsɒθərəl, ˈaɪsəʊˌθɪə /

noun

  1. a line on a map linking places with the same mean summer temperature Compare isocheim

"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

Other Word Forms

  • isotheral adjective

Etymology

Origin of isothere

1850–55; iso- + -there < Greek théros summer

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.