A situation in which a business or an organization spends more money than it earns, or loses money in another way. https://dictionary.cambridge.org/es/diccionario/ingles/loss

An accounting profit is the excess of business income over the business expenses. The business earns money after selling their goods or services. If the

A written record of a commercial transaction. (source: http://www.thefreedictionary.com/accounting+entry)

Periodic statements which show financial position of a firm at a given time, or over a stated period, resulting from its business transactions and operations.

An accounting year is almost always a period of twelve months, but it does not necessarily have to follow the beginning and end of the

Financial records of an organization that register financial transactions, and must be kept at its principal office or place of business. The purpose of these

The art of recording, classifying, and summarizing in a significant manner and in terms of money, transactions and events which are, in part at least,

It can be a physical book or also refer to software or spreadsheets where the financial information is recorded.

Record of a financial transaction in its appropriate book of account. (source: http://www.businessdictionary.com/definition/entry.html)