Principle objective of this article is to Define and Discuss on Stock Terminology. This article Stock Terminology in accounting terms. Here briefly discuss on Authorized stock, Issued stock, Outstanding stock, Treasury stock, Market value, Par value, Contributed capital, No‐par value stock and Stated value. Here also discuss on Common stock, Preferred stock, Dividends, Stockholders’ equity and Retained earnings. These all are Stock terms, this terms can to understand Stock Terminology.