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English definition of “irreplaceable”

irreplaceable

adjective     /ˌɪr.ɪˈpleɪ.sə.bl̩/
too special , unusual , or valuable to replace with something or someone else : Most of the porcelain you see in the display cabinets is irreplaceable. No one's irreplaceable in the workplace .Unique and unusualGood, better and best in terms of qualityExtremely good
(Definition of irreplaceable adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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