RunSensible’s Legal Dictionary

Your Guide to Clear and Concise Legal Definitions

Legal Dictionary


In a legal context, the term “Rex” is derived from Latin which means “king”. It has been widely used in historical legal documents, particularly in English legal history, to refer to the ruling monarch. For instance, in older legal documents, you may come across phrases such as “Rex v. Doe”, which would mean “The King versus Doe”. It indicates that the case is being brought by or on behalf of the reigning monarch.

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