sine qua non

sine qua non (sI-nee kway nonorsin-ay kwah nohn), n. [Latin “without which not”] An indispensable condition or thing; something on which something else necessarily depends. — Also termed conditio sine qua non. [Cases: Negligence 379.]

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词条贡献者

双语律师Max，国际知名法学院法律专业，擅长翻译各类与航空航天、国防及政府服务相关的法律文件。