Septum
Defined in 3 dictionaries — Cyclopedic (1922), Bouvier (1914), Black's (1910)
The Cyclopedic Law Dictionary
Walter A. Shumaker and George Foster Longsdorf; ed. James C. Cahill · 1922
An inclosure; any place paled in. Cowell.
Bouvier's Law Dictionary and Concise Encyclopedia
John Bouvier; revised by Francis Rawle · 1914
An enclosure. Cowell.
Black's Law Dictionary
Henry Campbell Black, M.A. · 1910
Lat In Roman law. An inclosure; an inclosed place where the pcople voted; otherwise called "ovile."
In old English law. An inclosure or close. Cowell.