Learning Center
Glossary

Bitcoin Glossary

#

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

R

S

T

U

V

W

X

Y

Z

#

21 Million

51% Attack

A

Address

Algorithmic Trading

Anonymity

Anti-Money Laundering (AML)

Application-Specific Integrated Circuit (ASIC)

Ask

Assume Valid

AssumeUTXO

Atomic Multi-Path Payments (AMP)

B

Backwards Compatibility

Balance Sheet

Base58

Base64

Basis of Lightning Technology (BOLT)

Batching

Bech32

Bid

Bid-Ask Spread

Binary

BIP 32

BIP 39

Bit

Bitcoin

Bitcoin Core

Bitcoin Implementations

Bitcoin Improvement Proposal (BIP)

Bitcoin-Qt

Bitcoind

Block

Block Explorer

Block Header

Block Height

Block Reward

Block Size

Block Subsidy

Block Weight

Blockchain

Bloom Filter

Brokerage

Brute Force Attack

BTC

Byte

Byzantine Fault Tolerance (BFT)

Byzantine Generals Problem

C

Call Option

Capital Controls

Capital Expenditure

Capital Markets

Censorship Resistance

Chain Analysis

Change Output

Checksum

Child-Pays-for-Parent (CPFP)

Coin Selection

Coinbase

CoinJoin

Cold Storage

Common Input Ownership Heuristic

Confirmation

Consensus

Consumer Price Index (CPI)

Correlation

Cost Basis

Counterparty Risk

Coupon

Cryptography

Custodial

Cypherpunk

D

Decentralized Exchange (DEX)

Decentralized Ledger

Deflation

Depth Chart

DER Format

Derivation Path

Derivatives

Difficulty

Discreet Log Contract (DLC)

Discrete Log Problem (DLP)

Diversification

Dividend

Divisibility

Double Spend

Durability

Dust

Dust Attack

E

ECDSA

Eclipse Attack

Economic Expansion

Encoding

Encryption

Equity

Escrow

Exchange

F

Bitcoin Transaction Fee

Fiat Currency

Fork

Forward Contract

Fungibility

Futures Contract

G

Generator Point

Genesis Block

Graphical User Interface (GUI)

H

Halving

Hard Cap

Hard Commodity

Hard Fork

Hardware Wallet

Hash Function

Hash Rate

Hashed Time Locked Contract (HTLC)

Hedge Position

Hexadecimal

Hierarchical Deterministic (HD) Wallet

HODL

Hot Wallet

Hypothecation

I

Immutability

Index Price

Inflation

Initial Block Download (IBD)

Interest Rate

J

Just-a-Bunch-of-Keys (JBOK)

K

Key Send

Know Your Customer (KYC)

L

Layer

Light Client

Lightning Channel

Lightning Implementations

Lightning Invoice

Lightning Network

Limit Order

Liquid Network

Liquidity

Long Position

M

M-of-N

Maker

Malleability

Margin Trading

Market Depth

Market Impact

Market Maker

Market Order

Mempool

Merkelized Alternative Script Tree (MAST)

Merkle Root

Merkle Tree

Miner-Activated Soft Fork (MASF)

Mining

Mining Pool

Mixing

Mnemonic

Monetary Base

Money Multiplier

Money Supply

Multi-Path Payment (MPP)

Multisig

MuSig

N

Bitcoin Node

Negative Interest Rates

Neutrino

Non-Custodial

Nonce

O

Off-Chain

On-Chain

Opcode

Open Source

Operating Expenditure

Options Contract

Oracle Problem

Order Book

Orphan Block

OTC Desk

P

P2PK

P2PKH

P2SH

P2WPKH

P2WSH

Partially Signed Bitcoin Transactions (PSBT)

PayJoin (P2EP)

Peer-to-Peer (P2P)

Peg

Pegged-to-Market Order

Penalty Transaction

Perpetual Swap

Point Time Locked Contract (PTLC)

Portability

Preimage

Price Discovery

Prime Broker

Private Key

Proof-of-Work (PoW)

Protocol

Pseudonym

Public Key

Put Option

Q

QR Code

R

Recession

Redeem Script

Regtest

Reorganization

Replace-By-Fee (RBF)

Request-for-Quote (RFQ)

Resistance

Round Amounts Heuristic

S

Bitcoin Script

Satoshi

Satoshi Nakamoto

Scarcity

Schnorr Signature

Script Type Heuristic

Script Witness

ScriptPubKey

ScriptSig

SEC Format

Secp256k1

Seed

SegWit

Settlement

SHA-256

Short Selling

Sidechain

Sighash Flag

Signature

Signet

Simplified Payment Verification (SPV)

Slippage

Smart Contract

Soft Commodity

Soft Fork

Spot Price

Stop-Loss Order

Support

Sybil Attack

T

Taint

Taker

Taproot

Tapscript

Tax Lot

tBTC

Technical Analysis

Testnet

Tick Size

Time Preference

Time-Weighted Average Price (TWAP)

Timelock

Tor Network

Toxicity

Transaction

Transaction ID (txid)

U

Unix Timestamp

Unspent Transaction Output (UTXO)

User-Activated Soft Fork (UASF)

UTC

Utreexo

UTXO Set

V

vByte

Verifiability

Volatility

Volume

Volume-Weighted Average Price (VWAP)

vSize

W

Wallet

Wallet Import Format (WIF)

Watch-Only Wallet

Weekly Moving Average (WMA)

Weight Unit

Whale

Whitepaper

Witness

Witness Script

Wrapped SegWit

wtxid

X

Extended Private Key (Xprv)

Extended Public Key (Xpub)

Y

Yield

Ypub

Z

Zpub