Forex Definition: What Is Forex? in November 2026

What Is Forex? Definition

Forex definition: Forex is short for foreign exchange and refers to the currency market, the market where currencies are converted. Forex is also known as FX, as well as by other names such as the foreign exchange market or the currency market. This financial market is simply the largest in the world and one of the most liquid, with billions of dollars traded every day.

The vast majority of the forex market is made up of investors who want to profit by speculating on currency prices. This is the concept of forex trading.

The rest of the currency market is made up of central banks and various companies. They trade on forex to maintain monetary value and to facilitate international trade.

Forex is a market traded directly between a buyer and a seller: it is an over-the-counter (OTC) market. As a result, the forex market trades 24 hours a day with almost no barriers to trading.

On related topics, our articles “Forex Bonus” and “Forex Commission” are a useful complement to this one.

Forex Synonyms

The word forex has many other names with the same meaning:

Foreign exchange market
Currency market
Foreign exchange
FX market
Foreign currency
Foreign exchange asset market
Currency exchange
FX

Forex Etymology

As we saw in its definition, forex is an English word formed from FOReign EXchange.

Forex-Related Terms

Forex currency pair – definition: A currency pair is the value of one currency expressed in terms of another currency at a given time. For example, EUR/USD = 1.10000 means that 1 euro is worth 1.10000 US dollars.
Exchange rate – definition: In forex, the exchange rate is the value of one currency expressed in terms of another currency at a given time.
Forex symbol – definition: In forex, the symbol is the abbreviation of a country’s currency. For example, USD is the US dollar, EUR the euro, JPY the yen, etc.
Forex base currency – definition: The base currency is the currency in a pair that a trader buys or sells against another currency. It is the symbol on the left of the pair. For example, in the EUR/USD pair, EUR is the base currency.
Forex counter currency – definition: The counter currency is the opposite of the base currency. It is the currency in the pair that shows the value of the base currency. For example, in the EUR/USD pair, USD is the counter currency. The counter currency is also called the quote currency.
Forex parity – definition: Parity is the situation on the financial markets when the value of one currency is equal to the value of another. In other words, if EUR/USD is at parity, the rate equals 1.
Forex definition in finance: In finance, forex refers to the currency market where buyers and sellers of currencies trade.
Forex lot definition: In forex, a lot is a unit of value corresponding to the size of a trade.

English Terms Related to Forex

Simple forex definition: Forex is a contraction of two English words, foreign exchange.
Spot forex definition: In forex, spot refers to the cash (spot) currency market.
STP forex definition: In forex, STP is a model in which a broker may or may not route orders to the market.
Forex gap definition: In forex, a gap is a period during which no quote was made even though the value of a security or index changed, for example between the close and the open of a trading session.
Pip definition in forex trading: A pip, or percentage in point, is the unit that measures the change in value between two currencies. It corresponds to the 4th decimal place of the value, the smallest movement.
Forex bid/ask – definition: In forex, the bid and ask are the prices at which the market buys (bid) and sells (ask).
Forex CFD definition: A CFD is a type of derivative in the form of a contract concluded between a buyer and a seller. The buyer pays the seller the price difference between the current value and the value of the underlying asset when the contract ends.
Forex trade – definition: A forex trade means carrying out a transaction on the forex market, either buying or selling.

What Is Forex Trading?

Forex trading means speculating on the foreign exchange or currency market in order to make a profit. This type of trading is also known by different names, such as FX trading, foreign exchange trading or currency trading. Forex trading for beginners is often called “forex for dummies”.

Forex trading involves buying one currency and selling another at the same time. That is why forex quotes are always given as a pair made up of the quote currency (the currency sold) and the base currency (the currency bought). The best broker currently offering forex trading is Vantage.

The currency market is one of the most speculated-on markets in the world, with no less than 5 trillion dollars traded every day. Note that the forex market is not centralized in a single place where trading takes place. That is why it is open 24 hours a day, from Sunday evening to Friday evening.

A large amount of currency is exchanged every day between different players such as traders, companies, investors and other organizations. This is what makes forex trading a global business, as all these players want to profit from changes in exchange rates.

How Does the Forex Market Work?

Now that you know the definition of forex, it is worth understanding how it works. The currency market, or forex, is governed by supply and demand, which explains how prices are formed on the foreign exchange market.

When an investor buys a currency, additional demand is created on the market, pushing the price up.

Conversely, selling a currency creates excess supply, pushing the price down.

The impact of each purchase and sale on the currency market depends on the volume of each trade.

The concept of equilibrium price is the most important one for understanding currency trading. There are many economic events around the world that can influence the foreign exchange market.

To learn more about forex, you can sign up with a broker that offers the best trading training.

What Kind of Event Can Influence Forex?

An event that can influence forex is a major development or large-scale phenomenon that can affect exchange rates. Many factors can influence the value of currencies, such as:

Interest rates,
Inflation,
Political and economic events, or natural disasters,
Changes in economic growth rates,
Supply and demand for a currency pair.

What Is Forex Leverage?

Forex leverage means borrowing from a broker to increase your trading capital. Trading forex with leverage lets traders make gains quickly. However, using leverage in forex also carries a lot of risk.

What Is Currency Appreciation in Forex?

Appreciation means that the exchange rate of a given currency rises compared with other currencies. When a currency appreciates, it is considered more valuable than another currency.

For example, if the EUR/USD pair moves from 1.10000 to 1.13000, the euro has appreciated against the US dollar. So if you had to pay 1.10000 USD to buy 1 euro, it will now cost 1.13000 USD.

What Is Currency Depreciation in Forex?

Depreciation is a fall in a currency’s exchange rate compared with others; it is the opposite of appreciation. When a currency depreciates, its value falls against another currency.

For example, if the EUR/RUB pair moves from 70 to 100, the Russian ruble has depreciated against the euro: if 1 euro initially cost 70 rubles, it is now worth 100 rubles.

What Is Forex Speculation?

Forex speculation means betting on changes in currency values. In practice, you speculate on currencies rising or falling and try to make gains.

The currencies most used in forex speculation include the major currencies:

The euro (EUR),
The US dollar (USD),
The pound sterling (GBP),
The Swiss franc (CHF),
The yen (JPY).

Forex also includes other, minor currencies that are nonetheless very important, such as the New Zealand dollar (NZDUSD), the Canadian dollar (USDCAD) and the Australian dollar (AUDUSD). These are known as minor currencies.

Here are the currency pairs most often traded on forex:

Euro and dollar (EUR/USD),
Pound sterling and dollar (GBP/USD),
Euro and Swiss franc (EUR/CHF),
Euro and yen (EUR/JPY).

A distinctive feature of forex is that currencies are quoted in pairs, meaning the value of one currency is expressed in terms of the other. To trade forex and speculate, platforms such as MetaTrader 4 can be very useful.

What Are the Different Types of Forex Trading?

There are several forex trading styles, which we define below.

Forex Scalping: Definition

Forex scalping is a trading technique on the foreign exchange market that involves making trades over a very short period, from a few seconds to a few minutes. Scalping in forex also comes in several forms; these strategies can be applied to various currency pairs. Because the forex market is highly volatile, scalping is seen as a very risky trading strategy.

Forex Day Trading: Definition

Day trading in forex is a trading style that involves making trades within a single day. In other words, the trader opens a position in the morning and closes it in the evening when the markets close.

Day trading relies on various intraday strategies based on technical analysis, which includes identifying support and resistance levels, drawing channels, measuring correction potential, etc.

Forex Swing Trading: Definition

Swing trading involves opening and closing positions on the foreign exchange market according to the concept of the “swing”. Because of the forex market’s cycles, traders can buy when levels are low and sell when levels are high. Traders can use swing trading as an integral part of a trading strategy made up of several different indicators.

Long-Term Forex Trading: Definition

As its name suggests, long-term forex trading involves opening forex positions that last several months. This type of trading is particularly focused on fundamental analysis, meaning the investor bases their forecasts on macroeconomic statistics and the specifics of central bank currency policy.

Conclusion on the Forex Definition

To conclude this definition of forex, remember that the currency market is the most liquid in the world. On this market, you can exchange official currencies, which trade in pairs. There are several ways to trade forex, and you can also trade forex with more money than you have thanks to leverage.

In short, forex is one of the most attractive markets to invest in. If you want to learn a bit more about forex, see our article forex trading definition.