[Perhaps alteration (influenced by pool) of obsolete cesperalle, drainpipe, from Middle English suspiral, vent, from Old French sospirail, breathing hole, from souspirer, to breathe, from Latin suspÄ«rÄre, to sigh; see suspire.]
The Russian Ruble is also known as the Russian Rouble. The United States Dollar is also known as the American Dollar, and the US Dollar. The symbol for RUB can be written R. The symbol for USD can be written $. The Russian Ruble is divided into 100 kopecks. The United States Dollar is divided into 100 cents.
RUSSIAN RUBLE-RUB. The Russian ruble, symbol py6, code RUB, is the official currency of the country of Russia, a nation of 143 million people. The ruble is subdivided into 100 kopek. The Russian ruble is also officially in use in the territories of Abkhazia and South Ossetia, and unofficially in Belarus.