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English definition of “inoperative”

inoperative

adjective     /ɪˈnɒp.ər.ə.tɪv/ US  /-ˈnɑː.pɚ.ə.t̬ɪv/ formal
(of a law, rule, etc.) not having effect or power, or (of a machine, system, etc.) not working or not able to work as usual: The old regulations became inoperative when the new ones were issued. There were guidelines about the procedure to follow if any of the voting machines became inoperative.Not functioning
(Definition of inoperative adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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