Language and the euro European currency. Of other national Slavic languages using the Cyrillic alphabet, Macedonian, Russian and Serbian also use the spelling евро. Ukrainian uses євро and Belarusian uses еўра/эўра. In Catalan the official plural is the same as its regular plural "euros". The standard pronunciation of "euro" is . For the cent, the word "cèntim" (, plural "cèntims") is used, since historically this term has been used as the hundredth part of a currency unit. The fraction of the peseta was also called "cèntim", but it was withdrawn from circulation decades ago. In the Cornish language, euro is written "ewro" (like "Ewrop"
Reserve currency before the beginning of the worldwide credit crunch related recession and Eurozone crisis, which harmed the euro and slowed its adoption. Since 2009, the reserve currency use of the euro has continued to drop, down to 23.9 percent in 2013. The Dutch guilder was the "de facto" reserve currency in Europe in 17th and 18th centuries. The United Kingdom's pound sterling was the primary reserve currency of much of the world in the 19th century and first half of the 20th century. The emergence of the USA as an economic superpower, and the establishment of the U.S. Federal Reserve System