Guest

blockchain

/ˈblɒk.tʃeɪn/ · block·chain
noun
  1. A shared record of past transactions in a cryptocurrency network. The blockchain technology behind Bitcoin allows for secure and transparent transactions.
noun
  1. A decentralized, digital ledger that records transactions across a network of computers. The blockchain is maintained by a network of nodes that verify and validate transactions.
noun
  1. A system of recording and verifying data in a way that makes it difficult to alter or manipulate. The blockchain system ensures the integrity of the data by creating a permanent and unalterable record.
Did you know? The concept of blockchain was first proposed by an anonymous individual using the pseudonym Satoshi Nakamoto in a 2008 whitepaper, which described the Bitcoin protocol and its underlying technology.
Read the full encyclopedia articleNerddpedia has an in-depth article about blockchain
Written by Lexi Wordsworth, Dictionary Editor 0 lookups Added Jul 22, 2026