The Indonesian monetary unit is officially known as the rupiah. However, there are several other synonyms that are used interchangeably to refer to Indonesia's currency. Some of the common names include IDR (Indonesian Rupiah), Rp (rupiah), Indon (Indonesian currency), and IRD (Indonesian Dinar). Occasionally, the terms rupiyah and rupaya are also used to refer to the Indonesian monetary unit. The currency is issued and regulated by the Bank of Indonesia, and its value fluctuates against the global market. Regardless of the terminology used, the rupiah plays a significant role in the economic landscape of Indonesia and is essential for trade and commerce activities.