Currency depreciation: Currency depreciation is the opposite of currency appreciation. It refers to a decrease in the value of a country's currency relative to other currencies.
Exchange rate: The exchange rate is the rate at which one country's currency can be exchanged for another country's currency.
Trade balance: Trade balance is the difference between a country's exports and imports. If exports exceed imports, it results in a trade surplus, and if imports exceed exports, it results in a trade deficit.