dĕcem-pĕda, ae, f. [pes],
a ten-foot measuring rod , Cic. Mil. 27, 74; id. Phil. 14, 4, 10; id. Ac. 2 ( Luc. ), 41, 126; * Hor. Od. 2, 15, 14 al.
decempeda ae, f decem + pes, a ten-foot pole, measuring-rod , C., H. ...
An Elementary Latin Dictionary