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blockchain

blockchain

3 5.9
A secure digital record of transactions kept in linked blocks that are hard to change
  • noun
  • /ˈblɔkˌtʃeɪn/
  • Texting
translation icon : cadena de bloques
  • Bitcoins are not issued by any entity; instead, they are created automatically by the blockchain as a reward for miners when they successfully validate new blocks.
  • blockchain technology
  • blockchain ledger
  • blockchain network

What's the longest running blockchain in the world?

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Examples

  • In a blockchain, each block is linked to the previous one, ensuring data integrity.

  • Bitcoin is one such cryptocurrency that has recently jumped into the spotlight due to the disruptive potential of its underlying blockchain technology.

    Academic text (2018)
  • So why does blockchain prevent that from happening?

  • Can you explain to people how the blockchain of Bitcoin works?

  • Bitcoin operates using blockchain technology.

    Academic text (2018)
  • Blockchain is the system that facilitates and records the payment of Bitcoin from one party to another, though blockchain technology is not exclusive to Bitcoin.

    Academic text (2018)
  • When using the blockchain, parties transact with each other by notifying every participant on the network that the transaction is taking place.

    Academic text (2018)
  • A blockchain is a distributed ledger that facilitates the transmission of transactions to all nodes on a network.

    Academic text (2018)
  • The blockchain securely records all transactions, making it tamper-proof.

  • Many businesses are exploring the potential of blockchain for secure data management.

Synonyms

ledger
vsblockchain
  • Specialized
4 5.5

A digital record of transactions shared and checked by many computers so it cannot be changed easily

is a specific system that records data in linked blocks to resist tampering

Antonyms

58 5.8

To change something secretly to get an advantage or cause harm

31 3.6

A lack of safety that makes people or places open to danger

How Secure

data encryption
  • Specialized
1 4.3
blockchain
  • Texting
3 5.9
database
  • Specialized
402 3.4

Surface Forms

blockchain singular
blockchains plural

Etymology

Blockchain comes from the two simple words block and chain: imagine a line of 'blocks' of records linked together like a metal 'chain'. Because each block is connected to the next, it is hard to change old records, which is why a blockchain keeps information secure.