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English definition of “dust”


noun [U]     /dʌst/
B1 dry dirt in the form of powder that covers surfaces inside a building , or very small dry pieces of soil , sand , or other substances : The furniture was covered in dust and cobwebs . A cloud of dust rose in the air as the car roared past. coal dustDirt and untidiness
(Definition of dust noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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