Decretum
A Dictionary of Law · Henry Campbell Black · 1891
A Dictionary of Law
In the civil law. A species of imperial constitution, being a judgment or sentence given by the emperor upon hearing of a cause, (quod imperator cognoscens decrevit.) Inst. 1, 2, 6. In canon law. An ecclesiastical law, in contradistinction to a secular law, (lex.) 1 Mackeld. Civil Law, p.
81, § 93, (Kaufmann’s note.)