(p.), literally “record of the day”, hence acquiring meanings like “almanac, calendar, daily journal” etc.

1. As a mediaeval Islamic administrative term.

In the ʿAbbāsid caliphate’s financial departments, the rūznāmad̲j̲ was the day-book ( kitāb al-yawm) in which all the financial transactions of the day—incoming taxation receipts, items of expenditure— were recorded before being transferred to the awārad̲j̲ , the register showing the balance of taxation in hand. The form rūznāmad̲j̲ points to an origin of this practice in Sāsānid administration. Later, in Fāṭimid…