William Johnson / Glossary

A clearer language
for complex ideas.

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

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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.

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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