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blockchain

[ blok-cheyn ]
/ ˈblɒkˌtʃeɪn /
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noun Computers.
a structure used for a distributed or shared database consisting of discrete blocks of data, with each new block secured and connected to earlier ones by cryptography: used to create digital ledgers for cryptocurrency systems, among other things: Several schools now offer courses in the technology behind blockchain.Under the scheme, farmers would add information about their produce to a blockchain database that could quickly pinpoint contamination.
a database created and populated using this structure: Once the transaction gets verified, it's recorded in the blockchain.
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Origin of blockchain

First recorded in 2010–15; block + chain
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

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