Term Answer Description Zero coupon bond This term is used for bonds that are secured by a specific asset that the bond issuer owns. Equipment Trust Certificate This type of municipal bond is backed by the full faith and credit of the issuing municipality. The coupon payments are likely to paid by the taxes that the municipality collects. Sinking Fund This is a bond provision that specifies the annual repayment schedule that will be used to service the bond and pay off the debt. Call feature This term is used to refer to an unsecured bond issued on the general credit of the issuing entity. Debenture This bond provision allows the issuer to retire the security prior to maturity. Treasury inflation-indexed bond This term defines the number of shares of common stock that a bondholder will receive when they change their bonds into common stock security. Serial obligation These types of bonds sell at a much lower price than their par value but offer no interest payments. General obligation bond This term is used to state the value of bond that includes the quoted price plus the accrued interest that bondholders are likely to earn. Conversion ratio This term refers to a set of bonds that are issued at the same time but have different maturity dates and coupon rate. Dirty price This bond is issued by the U.S. government to protect investors from the negative effects of inflation