Definition - What does Book Value mean?
Book Value is a corporation’s book value is the theoretical liquidation value of the company. Book value is in theory what some one would be willing to pay for the entire company.
Testopedia explains Book Value
If a corporation were to sell off all its assets and subtract from that amount the total of its liabilities, what is left would be the company's book value. This is not to be confused with market value, which is the selling price of company's shares.