Registrum Brevium
Defined in 3 dictionaries — Black's (1910), Kinney (1893), Stimson (1881)
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
The register of writs, (q. v.)
A Law Dictionary and Glossary
George C. Kinney · 1893
Registram Cancellarise, of writs, original and judicial, generally " The Register," and one of the most law. It is of the highest authority as to the principal foundation of the remedial tem. It was compiled in the reign of in Chancery.
Glossary of Technical Terms, Phrases, and Maxims of the Common Law
Frederic Jesup Stimson · 1881
/. A register of the original {Reg. Orig) and judicial {Reg. Jud.) writs used in the law, first compiled in the reign of Edward I., and preserved in Chancery, v. Fitzherbert.