The term 'Currency Named for a Continent' can be summarized as the Euro, which is a four-letter currency. The Euro is the official currency of the European Union and was introduced in 1999. It is used by 19 of the 28 member states of the European Union and is the second-most traded currency in the world. The Euro is also used in many other countries outside of the European Union, such as Kosovo, Montenegro, and Andorra.