Apertus
Defined in 3 dictionaries — Ballentine's (1916), Kinney (1893), Burrill (1850)
Ballentine's Law Dictionary
James A. Ballentine · 1916
Open.
A Law Dictionary and Glossary
George C. Kinney · 1893
apertum, I In old English law. Open or patent. Aperta brevia: open writs; unsealed writs. Apertum factnm: an overt act
A New Law Dictionary and Glossary
Alexander M. Burrill · 1850
Apertum. Lat. [from aperire, to open.] Open or patent. Applied by Bracton to writs, though patens was the more usual epithet. Si fuerit \breve'\ patens sive apertum; quia originalium [brevi- «m] quo Boam aperta, quoedam clausa; if the writ be patent or open; because of original writs some are open, some close. Bract, fol. 418 b.