Lewis Short
(adjective) : plumbōsus, a, um, id.
* Full of lead, having much lead mixed with it (postAug.): plumbosa molybdaena,Plin. 34, 18, 53, § 173.—Sup.: faex plumbosissima,Plin. 33, 6, 34, § 103.
Charlton T. Lewis, Charles Short, A Latin Dictionary