Accountancy (noun)

1. The practice or profession of maintaining financial records and preparing financial reports.
2. The principles and methods used in the preparation of financial records and statements.

Origin:

From account + -ancy, from the french comptabilité, from compte ("account") + -abilité ("-abilit.y")

Examples:

1. He studied accountancy at university.
2. She became a certified public accountant after passing the accountancy exam.
3. The company hired a new accountancy firm to handle their finances.
4. The accountancy department is responsible for preparing the financial statements.
5. He worked in accountancy for 10 years before starting his own business.