direct reduction mortgageglossary / direct-reduction mortgage An amortized mortgage in which the principal and interest payments are paid at the same time — usu. monthly in equal amounts — with interest being computed on the remaining balance. — Abbr. DRM. 词条贡献者 译员黎川,在一家顶尖澳洲律师事务所的上海办公室担任全职法律翻译,擅长翻译涉及工业与制造业领域的法律文件。