Lat. In Roman law. An expert in juridical science; a person thoroughly versed in the laws, who was habitually resorted to, for information and advice, both by private persons as his clients, and also by the magistrates, advocates, and others employed in administering justice.
Jurisdietio est potestas de publico introdueta, onm necessitate juris dicendi. Jurisdiction is a power introduced for the public good, on account of the necessity of dispensing justice. 10 Coke, 73a.