Ledger (noun)

1. A book or other collection of financial accounts in which transactions are recorded.
2. A book in which a business records its financial transactions, including sales, purchases, and payments.
3. A flat stone or slab used as a base or support for an monument or marker.

Origin:

Middle english: from old french leger "bed, layer, book of accounts", from latin lectus "bed".

Examples:

1. The accountant reviewed the ledger for errors.
2. The ledger showed that the company had a profit for the year.
3. The ledger was used to track all financial transactions.
4. The ledger was kept in a secure location to protect sensitive information.
5. The ledger stone was placed at the head of the grave.