Dollar – Wikipedia

Dollar (often represented by the dollar sign $) is the name of more than 20 currencies, including those of Australia, Canada, Hong Kong, Jamaica, Liberia, Namibia, New Zealand, Singapore, Taiwan, and the United States.The U.S. dollar is also the official currency of the Caribbean Netherlands, East Timor, Ecuador, El Salvador, the Federated States of Micronesia, the Marshall Islands, Palau, and …

: https://en.wikipedia.org/wiki/Dollar