blockchain

noun

block·​chain ˈbläk-ˌchān 

: a digital database containing information (such as records of financial transactions) that can be simultaneously used and shared within a large decentralized, publicly accessible network

also : the technology used to create such a database

The technology at the heart of bitcoin and other virtual currencies, blockchain is an open, distributed ledger that can record transactions between two parties efficiently and in a verifiable and permanent way.

—Marco Iansiti and Karim R. Lakhani

Examples of blockchain in a Sentence

Recent Examples on the Web

Franklin Templeton is running US government bond funds on public blockchains. —Anastasia Chernikova, Forbes.com, 20 June 2025

The company traced preferred fiber in over 82 million garments through the blockchain product traceability platform TextileGenesis. —Angela Velasquez, Sourcing Journal, 17 June 2025

Overall, this year’s programming bid bye-bye to blockchain and adios to AR — the exhibitor and speaker lineup was heavy on companies with an AI angle. —Rhonda Richford, Footwear News, 12 June 2025

Companies will need to adapt to these regulations by either implementing disruptive solutions such as blockchain technology or engaging in continuous improvement processes to enhance traceability and transparency in their supply chains with linear improvements to SKU route tracking. —Kalhan Rosenblatt, NBC news, 11 June 2025

Word History

First Known Use

2011, in the meaning defined above

Rhymes for blockchain

• abstain
• airplane
• alkane
• arcane
• arraign
• attain
• backplane
• betaine
• biplane
• butane
• campaign
• cetane