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Definition of impermanent adjective from the Oxford Advanced Learner's Dictionary

impermanent

adjective
 
/ɪmˈpɜːmənənt/
 
/ɪmˈpɜːrmənənt/
(formal)
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  1. that will not last or stay the same forever opposite permanent
See impermanent in the Oxford Advanced American Dictionary
alloy
noun
 
 
From the Topic
Physics and chemistry
C2
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