A Latere
Black's Law Dictionary · Henry Campbell Black, M.A. · 1910
Black's Law Dictionary
Lat From the Bide, In connection with the succession to property, the term means "collateral." Bract fol.
20b.
Also, sometimes, "without right" Id. fol.
42b.
In ecclesiastical law, a legate a latere is one invested With full apostolic powers; one authorized to represent the pope as if the latter were present Du Cange.