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English definition of “duct”

duct

noun [C]     /dʌkt/
a tube or pipe that carries liquid or air , especially in and out of buildings or through the body : Most office buildings have dozens of air ducts and vents . People with blocked tear ducts cannot cry .Vents and ventilation
(Definition of duct noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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