Lewis Short
(adjective) : imperdÄtus (inp-), a, um, 2. inperditus
* Not destroyed, not slain (poet.): et vos, o Graiis imperdita corpora, Teucri,Verg. A. 10, 430: pectora Tydeo,Stat. Th. 3, 84: ego Sidoniis,Sil. 9, 161.
Charlton T. Lewis, Charles Short, A Latin Dictionary