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Trading glossary: crypto and stock terms A–Z

Trading has its own language. Bookmark this glossary of the most important crypto and stock market terms, each explained in a sentence.

By the tastytrade Editorial Team · Updated

Glossary of trading terms

A

Altcoin
Any cryptocurrency other than Bitcoin.
Ask
The lowest price a seller is willing to accept.

B

Bear market
A prolonged decline, commonly defined as a fall of 20% or more from a recent high.
Bid
The highest price a buyer is willing to pay.
Breakout
A move of price through a defined support or resistance level.
Bull market
A prolonged rise in prices and optimism.

C

Candlestick
A chart bar showing the open, high, low and close for a period.
Cold wallet
A crypto wallet that keeps private keys offline.

D

DCA (dollar-cost averaging)
Investing a fixed amount at regular intervals regardless of price.
DeFi
Decentralised finance: financial services run by smart contracts on blockchains.
Dividend
A share of company profits paid to shareholders.
Drawdown
The decline from an account's peak value to its subsequent low.

E

EPS
Earnings per share: a company's net profit divided by its shares outstanding.
ETF
Exchange-traded fund: a basket of assets that trades like a single share.

F

FDV
Fully diluted valuation: a token's price multiplied by its maximum supply.
FOMO
Fear of missing out, an emotional urge to chase a moving price.
Funding rate
Periodic payment between long and short traders on perpetual futures.

G

Gap
A jump in price between one session's close and the next session's open.

H

Halving
The roughly four-yearly cut in new Bitcoin issuance to miners.
HODL
Crypto slang for holding long term rather than trading.

L

Leverage
Borrowed exposure that magnifies both gains and losses.
Limit order
An order to buy or sell at a specific price or better.
Liquidation
Forced closure of a leveraged position when margin runs out.
Liquidity
How easily an asset can be bought or sold without moving the price.

M

MACD
Moving average convergence divergence, a trend and momentum indicator.
Margin
Collateral deposited to open a leveraged position.
Market cap
Total value of a company's shares or a coin's circulating supply.
Market order
An order that fills immediately at the best available price.
Moving average
The average price over a set number of periods, used to show trend.

P

P/E ratio
Share price divided by earnings per share, a valuation measure.
Paper trading
Simulated trading with virtual money.
Position size
How many shares, coins or contracts you hold in a trade.

R

R-multiple
Trade result measured in units of initial risk (1R = amount risked).
Resistance
A price level where selling has repeatedly stopped advances.
RSI
Relative strength index, a momentum oscillator from 0 to 100.

S

Seed phrase
The 12 or 24-word backup that restores a crypto wallet.
Short selling
Selling an asset you have borrowed to profit if its price falls.
Slippage
The difference between expected and actual fill price.
Spread
The gap between the bid and ask price.
Stablecoin
A crypto token designed to track a fiat currency such as the US dollar.
Stop loss
An order that closes a position at a set price to cap losses.
Support
A price level where buying has repeatedly stopped declines.

T

Take profit
An order that closes a position at a target price to lock in gains.
Trailing stop
A stop that moves with price in your favour by a set distance.

V

Volatility
How much and how quickly prices move.
Volume
The number of shares, coins or contracts traded in a period.
VWAP
Volume-weighted average price over a session.

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