Term	Book	Chapter	Definition
Maturity	Angel Investing: Convertible Notes	Chapter 9: Convertible Notes vs. Other Debt Instruments	The date on which the principal amount of a note, draft, acceptance, bond, or other debt instrument becomes due. Bonds have a fixed maturity date, whereas convertible notes can be converted into equity at the issuer's discretion.
Maturity	Marketing	Chapter 5: Product Strategy	The stage in the product life cycle where the product has achieved acceptance by most potential buyers, and hence, sales begin to plateau.