What is Cryptocurrency?
A cryptocurrency is a digital currency secured by cryptography and typically built on a blockchain, allowing peer-to-peer transactions without a central authority.
Example
Bitcoin and Ethereum are cryptocurrencies you can send directly to someone else without going through a bank.
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Related terms
Blockchain
A blockchain is a distributed, tamper-resistant digital ledger that records transactions across many computers, forming the backbone of cryptocurrencies and other decentralized systems.
Liquidity
Liquidity describes how quickly and easily an asset can be converted to cash without significantly affecting its price. Cash is the most liquid asset; real estate is relatively illiquid.