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fallout

noun [U] (NUCLEAR)
 
 
/ˈfɔːl.aʊt/ US  /ˈfɑːl-/

Definition

the radioactive dust in the air after a nuclear explosion: cancer deaths caused by fallout from weapons testingEnvironmental issuesRubbish and wasteProtection and protectors
(Definition of fallout noun (NUCLEAR) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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