A common reference to a blockchain because blockchains are the architecture behind the decentralized finance (DeFi) industry. The decentralized term is used to contrast the crypto industry with "centralized" banks and government institutions.
Blockchains Are Not Decentralized
Decentralized typically means that each computer processes its own data, which is not the case with blockchains. Every node in a blockchain processes either the same or nearly the same data, which is what makes a blockchain network fault tolerant. See
fault tolerant,
blockchain and
distributed processing.