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Blockchain

UK //ˈblɒk.tʃeɪn//US //ˈblɑk.tʃeɪn//

Definition

A digital ledger system that records transactions in a secure and decentralized manner.

In simple words: A system for recording information in a secure way.

Examples

Blockchain technology ensures transparency and security in transactions.
Many companies are investing in blockchain to streamline their operations.
Cryptocurrencies like Bitcoin utilize blockchain for secure transactions.
The government is exploring blockchain to enhance public records management.
Blockchains can prevent fraud by providing a transparent transaction history.

Usage notes

Used in technology and finance contexts; avoid in casual conversation unless discussing cryptocurrency. More common among tech-savvy individuals.

Grammar pattern

standalone noun

Memory hint

Think 'blocks of information connected in a chain'.

Collocations

blockchain technology
blockchain network
implement blockchain
blockchain application

Synonyms

distributed ledger
decentralized network
cryptocurrency ledger

Common mistakes

Confused with 'blockchain technology' as if it's the same as blockchain.
Mispronounce blockchain as 'block chain' rather than as one word.
Overgeneralizing blockchain's use to all databases.