Meaning of “isotherm” in the English Dictionary

british dictionary

"isotherm" in British English

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isothermnoun [ C ]

uk /ˈaɪ.sə.θɜːm/ us /ˈaɪ.soʊ.θɝːm/ specialized

a line drawn on a weather map joining all the places that have the same temperature

(Definition of “isotherm” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"isotherm" in American English

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isothermnoun [ C ]

us /ˈɑɪ·səˌθɜrm/

earth science a line on a weather map that connects areas with the same temperature

(Definition of “isotherm” from the Cambridge Academic Content Dictionary © Cambridge University Press)