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English definition of “smokeless”

smokeless

adjective uk   /ˈsməʊk.ləs/ us    /ˈsmoʊk-/
UK not causing or allowing smoke: If you live in a smokeless zone you have to use smokeless fuels instead of coal.Products of fire smokeless tobacco US tobacco that is chewed or put in the mouthTobacco and smoking
(Definition of smokeless from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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