crypto- +"Ž currency
cryptocurrency - Computer Definition
(CRYPTOgraphic CURRENCY) An alternative currency that encrypts the transaction via public key cryptography. In 2009, Bitcoin was the first decentralized cryptocurrency to use a public ledger of its transactions, known as the "blockchain." Since then, other cryptocurrencies have been introduced, including Litecoin, Namecoin, Peercoin, Mastercoin, BlackCoin and Dodgecoin. See Bitcoin and public key cryptography.