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isotherm

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noun iso·therm \ˈī-sə-ˌthərm\

Definition of isotherm

  1. 1 :  a line on a map or chart of the earth's surface connecting points having the same temperature at a given time or the same mean temperature for a given period

  2. 2 :  a line on a chart representing changes of volume or pressure under conditions of constant temperature



Origin and Etymology of isotherm

French isotherme, adjective


First Known Use: 1859


Medical Dictionary

isotherm

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noun iso·therm \ˈī-sə-ˌthərm\

Medical Definition of isotherm

  1. :  a line on a chart representing changes of volume or pressure under conditions of constant temperature




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