The extinction of a debt or any pecuniary liability, especially by means of a sinking fund.
((n.) The reducing or lands or tenements to mortmain. See
Mortmain.)
Origin:
Mid 18th century (in an earlier sense). Variant or alteration of amortization, probably originally after either post-classical Latin admortization-, admortizatio, variant of amortizatio, or Middle French admortisation, admortization.