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English definition of “thermal”

thermal

adjective [before noun]     /ˈθɜː.məl/ US  /ˈθɝː-/ specialized
connected with heat : thermal conductivity (= ability of a substance to carry heat ) It was the Romans who first recognized the medicinal benefits of Hungary's thermal springs (= ones which produce hot water ).Hot and heatSultriness and humidity thermally     /-mə.li/ adverb
(Definition of thermal adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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