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Definition of blockchain noun from the Oxford Advanced Learner's Dictionary

blockchain

noun
 
/ˈblɒktʃeɪn/
 
/ˈblɑːktʃeɪn/
[countable, uncountable] (computing)
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  1. a system in which a record of payments made in cryptocurrency is maintained across several computers that are linked
    • Regulators will examine the blockchain to check on crypto trading.
    • Most of the new platforms are powered by blockchain technology.
    Topics Computersc2, Moneyc2
    Word OriginEarly 21st century: from block + chain.
apron
noun
 
 
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