cryptocurrency
n. C / U B2 Upper Intermediate US //ˈkrɪptoʊˌkɜrənsi//
n. a digital form of money that uses computer code to keep transactions secure. It does not exist as physical coins or paper bills.
n. a digital or virtual medium of exchange that uses cryptography for secure financial transactions and to control the creation of additional units.
Many people invest in cryptocurrency today.
The company now accepts cryptocurrency as a valid payment method for all online orders.
While proponents argue that cryptocurrency offers a decentralised alternative to traditional banking, critics point to its extreme price volatility and potential for illicit use.
From Greek kryptós ("hidden"), via cryptography, plus currency: money secured by hidden mathematical keys rather than by a central authority.