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English definition of “isotherm”


noun [C]     /ˈaɪ.sə.θɜːm/ US  /-soʊ.θɝːm/ specialized
a line drawn on a weather map joining all the places that have the same temperature Maps and map-makingWeather and climate - general words
(Definition of isotherm noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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