Principal
The face amount or par amount of a bond, not including interest, payable on its maturity date.
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
The face amount or par amount of a bond, not including interest, payable on its maturity date.

A fund maintained to provide security to bondholders that does not exceed the least of (i) 10% of the stated principal amount of the bond issue (issue price if more than a de minimis amount of original issue discount or premium), (ii) the maximum annual principal and interest requirements of the bonds, or (iii) 125%…