Bitcoin Glossary

Quick reference for key terms and concepts used in the Bitcoin world:

• Address: A string of letters and numbers used to send or receive Bitcoin.
• Private Key: A secret code that gives access to your Bitcoin.
• Public Key: A code linked to your private key, used to receive Bitcoin.
• Node: A computer that supports the Bitcoin network.
• Block: A record of Bitcoin transactions added to the blockchain.
• Blockchain: A public, immutable ledger of all Bitcoin transactions.