Principal
The face amount or par amount of a bond, not including interest, payable on its maturity date.
bond-basics
Amortization
The payment of the Principal of a Bond Issue by periodic payments either directly to bondholders or to a Sinking Fund for the benefit of bondholders.
See Also
Start with the Bond Basics
Hundreds of Terms and Concepts
Upgrade (Ratings)
The increasing of a rating by a rating agency. Higher ratings indicate higher credit quality.