A foreign currency which is kept in the central bank is known as?

A foreign currency which is kept in the central bank is known as?

مرکزی بینک میں رکھی گئی غیر ملکی کرنسی کو کیا کہا جاتا ہے؟
Explanation

Foreign exchange reserves are assets denominated in a foreign currency that are held by a central bank.