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English definition of “solar”

solar

adjective [before noun]     /ˈsəʊ.lər/ US  /ˈsoʊ.lɚ/
B2 of or from the sun , or using the energy from the sun to produce electric power : solar radiation solar flares a solar cell / panel solar heating Energy, force and powerPower and intensityAstronomy - general words
(Definition of solar adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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