also: リヤール · リアル · リアール
riyal
Currency of Saudi Arabia and Qatar. Usually written as リヤル or リヤール.
The currency of Saudi Arabia is the riyal.
I checked the exchange rate for the Qatari riyal.
rial
Currency of Iran, Oman, and Yemen. Usually written as リアル or リアール.
The currency unit of Iran is the rial.
This souvenir cost 50 riyals.
オマーン・リアルの紙幣を見せてもらった。
I was shown an Omani rial banknote.
From Arabic رِيَال (riyāl) and Persian ریال (riyâl), ultimately from Spanish real.