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English definition of “xenon”

xenon

noun [U] uk   /ˈzen.ɒn/ us    /-nɑːn/ (symbol Xe)
a chemical element that is a gas with no colour or smell, that does not react with other elements and is used in some types of light bulbsChemical elements
(Definition of xenon from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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