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A searchable starting point for Bitcoin terminology. Brief orientation notes, not a complete technical specification.

12 terms
Address
A string used to specify a destination for a Bitcoin payment.
Bitcoin
The name of the open network and protocol; bitcoin also names the units transferred on that network.
Block
A collection of transaction data added to the blockchain.
Blockchain
The shared, ordered record of Bitcoin blocks and transactions.
Confirmation
A transaction’s inclusion in a block, with later blocks adding further confirmations.
Full node
Software that independently checks blocks and transactions against the network’s rules.
Mining
The proof-of-work process used to propose new blocks for the Bitcoin network.
Peer-to-peer
A network arrangement in which participants communicate directly with one another.
Private key
Secret cryptographic data used to authorize spending. It must not be shared.
Satoshi
One hundred-millionth of one bitcoin.
Transaction fee
An amount offered to miners for including a transaction in a block.
Wallet
Software or hardware used to manage keys and interact with Bitcoin transactions.
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Definitions paraphrased from Bitcoin.org’s vocabulary reference . This is a newly prepared concise glossary, not a claim that the complete old glossary has been recovered.
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