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English definition of “standby”

standby

noun [C] (READY)    /ˈstænd.baɪ/ (plural standbys)
something that is always ready for use, especially if a regular one fails : Board games are a good standby to keep the children amused if the weather is bad . There are standby generators but these usually only have to work for a few hours a year during power cuts .Keeping and storing things on standby When a person or a thing is on standby, they are ready to be used if necessary : Hospitals are on standby ready to deal with casualties from the crash .Available and accessiblePresent
(Definition of standby noun (READY) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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