Lewis Short
pĕdāmen | pĕdāmentum, i (noun N) : and , , 1. pedo
* A stake or prop, with which trees and vines are supported: quibus stat recta vinea, dicuntur pedamenta: quae transversa junguntur, juga ... Pedamentum fere quattuor generum, etc.,Varr. R. R. 1, 8, 2; Col. 4, 1, 1; 4, 26, 1; 4, 30, 1: pedaminibus annexae vites,id. 5, 4, 1; Plin. 17, 20, 34, § 147.
Charlton T. Lewis, Charles Short, A Latin Dictionary