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Definition of nuclear option noun from the Oxford Advanced Learner's Dictionary

nuclear option

noun
 
/ˈnjuːkliər ɒpʃn/
 
/ˈnuːkliər ɑːpʃn/
(politics)
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  1. the most extreme possible response to a particular situation
    • Currency controls would be the nuclear option.
See nuclear option in the Oxford Advanced American Dictionary
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noun
 
 
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