itemized deductionglossary / itemized deduction An expense (such as a medical expense, home-mortgage interest, or a charitable contribution) that can be subtracted from adjusted gross income to determine taxable income. 词条贡献者 资深译员Brendan,毕业于亚洲一流的高级翻译学院,擅长翻译各类与商业与人权诉讼相关的法律文件。