Forex glossary - D
Dealer - An individual who acts as a principal or counterpart to a transaction.
Depreciation - a falling of currency value due to market forces.
Derivative - it is the type of stock contract that value changes in relation to the price movements of a related security, future or other physical instrument.
Discount rate - From this interest rate the central bank gives credits to financial establishments of the country.
Double Bottom - a technical analysis' figure at which the rate fell on some level twice, and then again rose.
Double Top - a technical analysis' figure at which the rate rose on some level twice, and then again fell.