Reference
Trading Glossary
A comprehensive reference of 33 essential forex trading terms. Each definition links to the lesson where the concept is first introduced.
Ask Price
PricingThe price at which a broker or market maker is willing to sell a currency pair. Also known as the offer price. This is the price you pay when opening a buy (long) position.
ATR (Average True Range)
IndicatorsA technical indicator that measures market volatility by calculating the average range of price movement over a specified period, typically 14 periods.
Base Currency
FundamentalsThe first currency listed in a currency pair. In EUR/USD, the euro (EUR) is the base currency. It represents the currency you are buying or selling.
Bid Price
PricingThe price at which a broker or market maker is willing to buy a currency pair from you. This is the price you receive when opening a sell (short) position.
Bollinger Bands
IndicatorsA technical indicator consisting of a middle band (SMA) and two outer bands set at standard deviations above and below. Used to identify overbought/oversold conditions and volatility.
Candlestick
ChartsA chart element showing four price points for a time period: open, high, low, and close. The body represents the open-to-close range; wicks show the high and low.
Currency Pair
FundamentalsTwo currencies quoted against each other, showing how much of the quote currency is needed to buy one unit of the base currency. Example: EUR/USD = 1.1000 means 1 euro costs 1.10 US dollars.
Doji
PatternsA candlestick pattern where the open and close prices are virtually equal, creating a cross or plus sign shape. Signals market indecision.
Drawdown
Risk ManagementThe decline from a peak in account equity to a subsequent trough, expressed as a percentage. Maximum drawdown measures the largest peak-to-trough decline.
ECN (Electronic Communication Network)
InfrastructureA system that connects market participants (banks, brokers, traders) directly, allowing them to trade without a traditional dealing desk intermediary.
Equity
AccountThe current value of your trading account, calculated as balance plus or minus unrealized profit/loss from open positions.
Expert Advisor (EA)
AutomationAn automated trading program written in MQL5 for MetaTrader 5 that executes trades based on pre-defined rules without manual intervention.
Fibonacci Retracement
ToolsA technical tool that uses horizontal lines at key Fibonacci ratios (23.6%, 38.2%, 50%, 61.8%, 78.6%) to identify potential support and resistance levels.
FOMO (Fear of Missing Out)
PsychologyAn emotional state where a trader enters positions impulsively because they fear missing a profitable move. A common cause of poor entry timing and overtrading.
Hedging
Risk ManagementOpening a position in the opposite direction to an existing trade to reduce risk exposure. Can be a direct hedge (same pair) or a correlation hedge (correlated pair).
Leverage
FundamentalsBorrowed capital from a broker that allows you to control a larger position than your account balance would normally allow. Expressed as a ratio (e.g., 1:100 means $1 controls $100).
Liquidity
MarketThe ease with which an asset can be bought or sold without significantly affecting its price. Major forex pairs like EUR/USD have very high liquidity.
Lot
FundamentalsA standardized unit of measurement for a forex trade. Standard lot = 100,000 units, mini lot = 10,000, micro lot = 1,000, nano lot = 100.
MACD (Moving Average Convergence Divergence)
IndicatorsA momentum indicator showing the relationship between two EMAs (typically 12 and 26 period). Consists of the MACD line, signal line, and histogram.
Margin
FundamentalsThe amount of money required in your account to open and maintain a leveraged position. It is not a fee but a portion of your equity set aside as collateral.
Margin Call
Risk ManagementA notification from your broker that your account equity has fallen below the required margin level. May result in forced closure of positions if the margin level is not restored.
Order Block
AdvancedIn smart money concepts, the last candle before a significant move that represents where institutional orders were placed. Used as a zone for potential entries.
Pip
FundamentalsThe smallest standard unit of price movement in forex. For most pairs, 1 pip = 0.0001 (fourth decimal). For JPY pairs, 1 pip = 0.01 (second decimal).
Position Sizing
Risk ManagementThe process of determining how many lots/units to trade based on your account size, risk tolerance, and the distance to your stop loss.
Quote Currency
FundamentalsThe second currency in a currency pair. In EUR/USD, the US dollar (USD) is the quote currency. It shows how much of this currency is needed to buy one unit of the base.
Resistance
Technical AnalysisA price level where selling pressure historically prevents price from rising further. Acts as a ceiling that price struggles to break above.
RSI (Relative Strength Index)
IndicatorsA momentum oscillator ranging from 0 to 100 that measures the speed and magnitude of price movements. Readings above 70 suggest overbought; below 30 suggest oversold.
Spread
PricingThe difference between the bid (sell) and ask (buy) price of a currency pair. This is a primary cost of trading and a source of broker revenue.
Stop Loss
Risk ManagementAn order placed to automatically close a losing position at a predetermined price level to limit potential losses.
Support
Technical AnalysisA price level where buying pressure historically prevents price from falling further. Acts as a floor that price struggles to break below.
Swap Rate
CostsThe interest rate differential between two currencies in a pair, charged or credited when holding a position overnight. Also called rollover.
Take Profit
Risk ManagementAn order placed to automatically close a profitable position at a predetermined price level to secure gains.
Volatility
MarketA statistical measure of the degree of price variation over time. High volatility means large price swings; low volatility means small, steady movements.
This glossary covers the core terminology used throughout the FX Foundations curriculum. Terms are linked to the lesson where they are first introduced and explained in full context. For a comprehensive learning experience, follow the structured curriculum.