Lewis Short
saeptÄo (noun F) : saepio.
* Prop., a hedging or fencing in, enclosing (post-Aug.), Vitr. 5, 12, 5; 6, 11 (8), 5.
* Meton., an enclosing with a wall, etc.; with obj. gen.: urbis,the erection of a wall around it,Vop. Aur. 12.
Charlton T. Lewis, Charles Short, A Latin Dictionary