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decommission

verb [T]
 
 
/ˌdiː.kəˈmɪʃ.ən/

Definition

to take equipment or weapons out of use: The government has decided to decommission two battleships. It would cost $300 million to decommission the nuclear installation.Providing weapons or taking weapons away
(Definition of decommission verb from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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